SRAM Force 1 11 Speed Rear DerailleurCyclocross-specific, the Force 1 derailleur brings you the same toughness and slick shifting ability of SRAM’s mountain bike (MTB) range. Designed for 1x11-Speed drivetrains and equipped with fully sealed bearings, it’s ready for the harshest trails.Quiet and Smooth Shifting PerformanceThe internal clutch design eliminates chain slack, making it almost impossible for the chain to fall off the chainring whilst cycling; a real benefit when riding on rough terrain. It also creates a noticeably smoother, quieter and higher performing drivetrain configuration for your bike.Features: Cage Material: Aluminium Pulley/Jockey Wheel Bearings: Steel sealed cartridge bearings Pulley/Jockey Wheel Tooth Count: 12T Speed: 11-Speed Compatibility: SRAM Force and all SRAM drop bar 11-speed shifters Mounting: Standard hanger mount Clutch Type: Yes Cable Pull Ratio: Exact Actuation Maximum Sprocket Size: Short Cage: 26T; Medium Cage: 36T; Long Cage: 42T Manufacturer's Part Number: RD-FRC-1-A2 Weight: Short Cage: 430g; Medium Cage: 434g; Long Cage: 439gTechnologies: Cage Lock: Wheel removal and installation, as well as chain installation, becomes faster and simpler. Just push the cage forward to create slack and lock it into place X-Sync: The X-Sync pulley features a 12-tooth design that helps control the chain’s lateral movement Roller Bearing Clutch: Maximum drivetrain stability even through the most punishing terrain. With Roller Bearing Clutch technology, derailleur bounce and chain slap are eliminated without sacrificing precision Exact Actuation: Simplified and stabilised shifting over tight cog spacing found on modern cassettes. By using exact cable tension, the end result is the easiest index shifting system to set up and it stays that way X-Horizon: The ‘straight parallelogram’ design limits all movement to the horizontal axis, which makes ghost shifting impossible while also reducing shift force. For quicker, more exact shifting, the large upper pulley offset design maintains a constant chain gap across all gearsBuy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
SRAM Rival 1 11 Speed Rear DerailleurThe SRAM Rival 1 Rear Mech delivers incredibly smooth, quiet and reliable shifting even in the most demanding conditions. It takes the proven technologies of SRAM's 1x mountain bike derailleur design and applies them to provide exceptional off-road performance for cyclocross use.Quiet and Smooth Shifting PerformanceThe internal clutch design eliminates chain slack, making it almost impossible for the chain to fall of the chainring whilst cycling; a real benefit when riding on rough terrain. It also creates a noticeably smoother, quieter and higher performing drivetrain configuration for your bike.Features: Cage Material: Aluminium Pulley Bearings: Steel sealed cartridge bearings Pulley Wheel Size: 12T Speed: 11-Speed Cable Pull Ratio: Exact Actuation Maximum Sprocket Size: Medium Cage: 36T; Long Cage: 42T Weight: Medium Cage: 432g; Long Cage: 438gTechnologies: Cage Lock: Wheel removal and installation, as well as chain installation, becomes faster and simpler. Just push the cage forward to create slack and lock it into place. X-Sync: The X-Sync pulley features a 12-tooth design that helps control the chain’s lateral movement Roller Bearing Clutch: Maximum drivetrain stability even through the most punishing terrain. With Roller Bearing Clutch technology, derailleur bounce and chain slap are eliminated without sacrificing precision. Exact Actuation: Simplified and stabilised shifting over tight cog spacing found on modern cassettes. By using exact cable tension, the end result is the easiest index shifting system to set up and it stays that way. X-Horizon: The ‘straight parallelogram’ design limits all movement to the horizontal axis, which makes ghost shifting impossible while also reducing shift force. For quicker, more exact shifting, the large upper pulley offset design maintains a constant chain gap across all gears.Buy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
SRAM Rival 1 11 Speed Rear DerailleurThe SRAM Rival 1 Rear Mech delivers incredibly smooth, quiet and reliable shifting even in the most demanding conditions. It takes the proven technologies of SRAM's 1x mountain bike derailleur design and applies them to provide exceptional off-road performance for cyclocross use.Quiet and Smooth Shifting PerformanceThe internal clutch design eliminates chain slack, making it almost impossible for the chain to fall of the chainring whilst cycling; a real benefit when riding on rough terrain. It also creates a noticeably smoother, quieter and higher performing drivetrain configuration for your bike.Features: Cage Material: Aluminium Pulley Bearings: Steel sealed cartridge bearings Pulley Wheel Size: 12T Speed: 11-Speed Cable Pull Ratio: Exact Actuation Maximum Sprocket Size: Medium Cage: 36T; Long Cage: 42T Weight: Medium Cage: 432g; Long Cage: 438gTechnologies: Cage Lock: Wheel removal and installation, as well as chain installation, becomes faster and simpler. Just push the cage forward to create slack and lock it into place. X-Sync: The X-Sync pulley features a 12-tooth design that helps control the chain’s lateral movement Roller Bearing Clutch: Maximum drivetrain stability even through the most punishing terrain. With Roller Bearing Clutch technology, derailleur bounce and chain slap are eliminated without sacrificing precision. Exact Actuation: Simplified and stabilised shifting over tight cog spacing found on modern cassettes. By using exact cable tension, the end result is the easiest index shifting system to set up and it stays that way. X-Horizon: The ‘straight parallelogram’ design limits all movement to the horizontal axis, which makes ghost shifting impossible while also reducing shift force. For quicker, more exact shifting, the large upper pulley offset design maintains a constant chain gap across all gears.Buy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
SRAM NX Eagle 12 Speed Rear DerailleurThe NX Eagle 12-Speed Rear Mech provides the same shifting performance as the top of the range XX1 and X01 equivalents from SRAM, but at a more affordable price. Featuring SRAM’s 1x specific X-Horizon cage design, which ensures capacity and shifting accuracy for the huge 11-50T cassette range while complimenting the smooth shifting performance of the Eagle 12-Speed drivetrain transmission. This mech also features the SRAM Type-3 Roller Bearing Clutch to provide industry-leading durability, quiet performance and unmatched shifting stability. Gap Adjustment Gauge not included.Cage Lock: With Cage Lock technology in the rear derailleur, wheel removal and installation, as well as chain installation, becomes faster and simpler. Just push the cage forward to create slack and lock it into placeRoller Bearing Clutch: The Roller Bearing Clutch delivers maximum drivetrain stability even through the most punishing terrain. This stability benefits the drivetrain dramatically, as derailleur bounce and chain slap are eliminated without sacrificing precision.Features: Material: Aluminium (cage), Steel (spring, pulley), Stainless Steel (hardware) Max Tooth: 50T Compatibility: All 12-Speed Eagle drivetrains Gap Adjustment Gauge not included Weight: 339g Buy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
SRAM RED eTap AXS 12sp Rear Derailleur Exploring new limits has never been easier with this AXS enabled rear derailleur that's specifically developed for the demands of modern road cycling. It features a high-quality carbon cage material for fantastic strength and durability, without adding any unnecessary weight to your bike. Thanks to its AXS wireless technology, it offers easy personalisation, while its advanced chain management keeps it silence and secure no matter the terrain. Another highlight is it comes with faster pulleys, bearings, motors and signals to improve speed in every way and ensure you're always in the right gear.AXS Enabled Rear DerailleurControl. Personalize. Monitor. AXS is SRAM’s bike component integration system that takes eTap wireless shifting to the next level. The SRAM AXS app allows riders to see battery status, change component behaviour, personalise controls, get maintenance reminders, and update firmware.Super Smooth Orbit TechnologyOn tarmac or gravel, 1x or 2x, eTap AXS gives a quiet, secure, and smooth ride. Thanks to the ultra-lightweight Orbit fluid damper, you’ll ride more confidently and efficiently than ever, no matter the terrain.X-Range Modern GearingRoad bikes are faster and more capable than ever before, and riders are expanding what’s possible with drop bar bikes. X-Range offers wider range, more useful and smoother gear progression, as well as smarter shift settings, enabled by AXS.Features: Cage Material: Carbon Pulley Bearings Material: Ceramic Use: Road Speed: 12 speed Cage Size: Short Cage Max Tooth: 33T Battery Included: No, available separatelyTechnologies: X-SYNC: SRAM X-SYNC 1x chainrings provide the highest level of performance and durability. The SRAM X-SYNC tall square teeth edges engage the chain earlier than traditional triangle shaped teeth. The sharp and narrow tooth profile, as well as rounded chamfer edges, help manage a deflected chain. To provide the best possible performance in muddy conditions, the X-SYNC chainrings have been designed with mud-clearing recesses for the inner chain links and rollers. Engineered in Germany, X-SYNC rings are an integral part of the SRAM 1x drivetrain. Accept no imitation. eTap: All of the underlying tech in our new SRAM RED eTap groupset, such as wireless shifting, advanced battery power management, and mechatronics technologies, are meant to serve one ultimate purpose: to facilitate the most intuitive and consistent shifting available. This shift logic is called eTap. Right lever makes it harder, left lever makes it easier, both levers shift the front derailleur. Simple, unmistakable, and intuitive. Orbit: Orbit technology is an innovative new form of derailleur motion control. It utilizes silicon fluid as part of an elegant and ultra-lightweight damper system. Compared to a standard friction clutch system, Orbit technology places no additional resistance on the rear derailleur’s spring when under slow or light movement. This means easier shifting and rear wheel removal. And while riding, the fluid damper reduces chain bounce. It’s rock-solid reliability for both 1x and 2x systems. AXS: AXS is SRAM’s new bike component integration system that connects electronic bicycle components and software. The SRAM AXS app allows riders to see battery status, change component behavior, personalize controls, get maintenance reminders, and update firmware. X-Range: Road bikes are faster and more capable than ever before, and riders are expanding what’s possible with drop bar bikes. X-Range is gearing for today’s road riding. We completely reimagined road gearing for wider range, more useful and smoother gear progression, as well as smarter shift settings—enabled by AXS. With X-Range, you’re always in the right gear.Manufacturer's Part Number: 00.7518.120.000Buy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
SRAM RED X-SYNC Ceramic Bearing PulleysThese replacement rear mech pulleys ensure light and smooth shifting operation thanks to their ceramic design, so you tackle every mile of road. Whether you're clocking up the miles on your road bike or taking on a weekend gravel adventure, these are specifically designed for use with SRAM eTap AXS rear derailleurs (26T/36T). This kit includes 12T upper and 12T lower ceramic pulleys, 18.5mm and 12.8mm titanium pulley screws and grease, which means that you'll have everything you need to replace your existing bearing pulleys.Exploring New Limits Has Never Been EasierSRAM RED eTap AXS offers wider range and closer progression, so you're always in the right gear. A quiet, secure and smooth ride, whatever the terrain. A system that does exactly what you want, when you want. And it's still wireless.X-SYNC Technology CompatibleSRAM X-SYNC 1x chainrings provide the highest level of performance and durability. The SRAM X-SYNC tall square teeth edges engage the chain earlier than traditional triangle-shaped teeth. The sharp and narrow tooth profile, as well as rounded chamfer edges, help manage a deflected chain. To provide the best possible performance in muddy conditions, the X-SYNC chainrings have been designed with mud-clearing recesses for the inner chain links and rollers. Engineered in Germany, X-SYNC rings are an integral part of the SRAM 1x drivetrain. Accept no imitation.Use only SRAM parts with SRAM components. Installation of parts and accessories not originally intended could result in less than optimal performance and/or injury.Features: Material: Ceramic Use: Road, Gravel Compatibility: SRAM eTap AXS Rear Derailleurs Tooth Count: 26T/36T Speed: 12 speed Includes 12T upper and 12T lower ceramic pulleys, 18.5mm and 12.8mm titanium pulley screws and grease Single or Pair: PairManufacturer's Part Number: 00.7518.127.000 Black Pair - eTap AXSBuy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
SRAM XX1 Eagle AXS 12sp Rear DerailleurFeaturing a strong carbon cage construction and steel pulley bearings, this high-quality mountain bike (MTB) rear derailleur is designed to handle the demands that are associated with modern cross country (XC) and mountain bike (MTB) trail-riding. Thanks to its wireless AXS enabled technology, riders also will benefit from easy personalisation and control wherever their ride takes them. Coming equipped with SRAM's finest technologies including Cage Lock, Overload Clutch Protection, X-Horizon and X-SYNC, this is a great choice of upgrade for riders who want the highest level of performance and durability.Rear Derailleur with AXS Wireless ConnectivityMore than a mechanical derailleur with a battery and a motor bolted on, the Eagle AXS derailleur is the heart of the whole AXS system. It features a shorter cage for 10mm more ground clearance, with more chain wrap on the cassette to sit slightly further forward, and further inboard from mechanical Eagle. Instantaneous shifts from a single touch even while under World Cup-winning chain loads recorded in the heat of racing and affirmed in the test lab. Tested to IP69K water and dust proofing standard, so whatever race day brings, you’re ready.Features: Cage Material: Carbon Hardware Material: Titanium Pulley Bearing Material: Steel Use: XC, MTB Speed: 12 speed Max Tooth: 52T Battery Included: No, available separately XC focus and trail-ready Rainbow colourway Eagle technology Overload Clutch protection System is completely water and dust proof to IPX7 AXS enabled componentry software that makes it possible to both program and personalise new SRAM and RockShox componentsTechnologies: Cage Lock: With Cage Lock technology in the rear derailleur, wheel removal and installation as well as chain installation becomes faster and simpler. Just push the cage forward to create slack and lock it into place. Roller Bearing Clutch: Roller Bearing Clutch technology eliminates derailleur bounce and chain slap without sacrificing precision. X-Horizon: This rear derailleur’s “straight parallelogram” design limits all movement to the horizontal axis, which makes ghost shifting impossible while also reducing shift force. For quicker, more exact shifting, the large upper pulley offset design maintains a constant chain gap across all gears. X-SYNC: SRAM X-SYNC 1x chainrings provide the highest level of performance and durability. The SRAM X-SYNC tall square teeth edges engage the chain earlier than traditional triangle shaped teeth. The sharp and narrow tooth profile, as well as rounded chamfer edges, help manage a deflected chain. To provide the best possible performance in muddy conditions, the X-SYNC chainrings have been designed with mud-clearing recesses for the inner chain links and rollers. Engineered in Germany, X-SYNC rings are an integral part of the SRAM 1x drivetrain. Accept no imitation. Chainrings sold separately. Eagle: Eagle technology represents SRAM's updated 1x drivetrain technology. Eagle is a lighter, simpler, more durable, and easier to use drivetrain. Eagle features revised 1x components, engineered for even greater durability and performance while maintaining a significant weight advantage over other drivetrain solutions. Eagle technology also provides an expanded gear range of 520%, which is equal to 2x11 drivetrains. AXS: AXS is SRAM’s bike component integration system that connects electronic bicycle components and software. The SRAM AXS app allows riders to see battery status, change component behaviour, personalise controls, get maintenance reminders, and update firmware.Manufacturer's Part Number: 00.7518.125.000Buy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
SRAM Universal Derailleur HangerIf you’ve ever snapped a gear hanger in the woods you know how infuriating it can be, so SRAM brings you its pivoting Universal Derailleur Hanger (UDH), which is compatible with a wide range of bike frames and all major drivetrain brands. The pivoting design of this rear mechanism hanger rotates slightly in the event of a sudden impact, protecting your expensive shifting component. It then enables you to position your chain on to your smallest cog so you can get rolling again in no time.Features: Material: Aluminium Compatibility: Many frame brands/models and SRAM, Shimano, Box and Sunrace rear derailleurs Use: Mountain Bike (MTB), electric mountain bike (E-MTB) Protects against chain jams Improves shifting performance Guarantees better alignment Consolidates thousands of mountain bike derailleur standards Offers unparalleled derailleur protection and perfect alignment Rotates rearward on impact and features the ability to “re-rail” the chain back onto the small cog Part Number: AC-DRHG-MTB-A1Buy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
SRAM Rival eTap AXS 12 Speed Rear DerailleurBenefitting from wireless electronic eTap shift logic, this 12 speed rear derailleur provides intuitive shifting, easy setup and reliability on your road bike. SRAM has also equipped this model with a rock-solid aluminium cage with steel pulley bearings, so you'll benefit from the best balance of strength, durability and performance on every mile of road. SRAM AXS Enabled Road Bike Rear DerailleurThis rear derailleur is low on complexity, but rich with features. SRAM has equipped it with its renowned AXS wireless technology, which allows for easy personalisation and control on your road bike. Thanks to its eTap shift logic, it delivers intuitive shifting, easy setup and reliability that has been proven at the highest levels. AXS technology means personalisation is in your hands.The precision and reliability of 12-speed eTap AXS, now at a whole new level. On any surface you can imagine, in any drivetrain configuration, the Rival eTap AXS rear derailleur will handle it. Secure chain management and fast, precise shifting make for a smooth and quiet ride, every time.- Wireless electronic eTap shift logic for intuitive shifting, easy setup and reliability- Compatible with both 1x and 2x drivetrains- 36t cog max derailleur works with 10-28, 10-30, 10-33, and 10-36 cassettes- SRAM AXS enabled, allowing easy personalisation- Chain management keeps the drivetrain quiet and secure- X-SYNC pulleys for increased durability and efficiencyFeatures: Cage Material: Aluminium Pulley Bearings Material: Steel Use: Road Speed: 12 speed Cage: Medium cage Max Tooth: 36 Battery Included: Not included, battery available separatelyTechnologies: AXS Enabled: AXS is SRAM's bike component integration system that connects electronic bicycle components and software. Control: AXS lets you connect your AXS-enabled components to a mobile app, where you can assign custom actions to your controls. Everything speaks the same language, and you can even combine road and mountain bike parts to build the party bike of your dreams. Personalise: Wireless controls open the door to new levels of customisation. With AXS, you can personalise your component behavior to match your riding style and preferences. Turn on enhanced shifting modes, or reassign shifting actions. Measure: The AXP Mobile App and AXS Web allow you to monitor your bike's performance and readiness. It's an easy way to keep tabs on your battery levels—including the CR2032 batteries in eTap shift levers—and keep AXS component firmware up-to-date. AXS Web analyses your ride files specific to shifting, gear use, power zones, and tyre pressure, so that you can quickly and easily learn more about how your bike is working for you and consider adjustments.Buy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
SRAM Rival eTap AXS 2x12 Front DerailleurDelivering crisp, accurate front shifting operation, this front derailleur benefits from wireless electronic eTap shift logic for a more rider-tuned experience on your road bike. Thanks to its eTap shift logic, it delivers intuitive shifting, easy setup and reliability that has been proven at the highest levels. Low on complexity, but rich with features, it's equipped with SRAM's renowned AXS wireless technology that allows for easy personalisation and control. AXS technology means personalisation is in your hands.X-Range Optimised and Yaw TechnologyDue to today's drop bar bikes being faster and more capable than ever before, riders want a shifting set-up with wide-range gearing to match their wide range of cycling pursuits. But, as the range is only half of the equation, they also want a drivetrain that offers the right gear for any situation. This front derailleur is optimised for use with X-Range chainrings, so riders can enjoy fewer, faster front shifts, which makes it easier for you to find the right gear and offers a distinct performance advantage in comparison to traditional drivetrains.SRAM has also equipped this model with Yaw technology, where the front derailleur cage rotates to maintain a consistent angular relationship with your chain while eliminating the need for shifter trim. As a result, shifts feel more direct and precise, delivering an unmatched performance advantage in front shifting.SRAM AXS Enabled Road Bike Front DerailleurThe precision and reliability of eTap AXS, now at a whole new level. The Rival eTap AXS front derailleur is optimised for X-Range chainrings and uses Yaw technology so there's no need for trim. Never miss a shift.- Wireless electronic eTap shift logic for intuitive shifting, easy setup and reliability- AXS enabled for easy personalisation- Crisp and accurate front shifts- SRAM Yaw trimless cage technology optimised for use with 46/33 or 48/35 X-Range chainrings- Designed for standard chainline eTap AXS cranksPlease note: A battery and charger are available to purchase separately for this product.Features: Use: Road Speed: 2x12 speed Compatible Chainring: Road-Yaw Mount Type: Braze-on Cable Routing: Wireless Chainstay Angle: 61-66 degrees Not Included: Battery and charger are available to purchase separatelyTechnologies: AXS Enabled: AXS is SRAM's bike component integration system that connects electronic bicycle components and software. Control: AXS lets you connect your AXS-enabled components to a mobile app, where you can assign custom actions to your controls. Everything speaks the same language, and you can even combine road and mountain bike parts to build the party bike of your dreams. Personalise: Wireless controls open the door to new levels of customisation. With AXS, you can personalise your component behavior to match your riding style and preferences. Turn on enhanced shifting modes, or reassign shifting actions. Measure: The AXP Mobile App and AXS Web allow you to monitor your bike's performance and readiness. It's an easy way to keep tabs on your battery levels—including the CR2032 batteries in eTap shift levers—and keep AXS component firmware up-to-date. AXS Web analyses your ride files specific to shifting, gear use, power zones, and tyre pressure, so that you can quickly and easily learn more about how your bike is working for you and consider adjustments. Yaw: With a front derailleur cage that rotates to maintain a consistent angular relationship with the chain, Yaw technology eliminates the need for shifter trim. As a result, shifts feel more direct and precise, delivering an unmatched performance advantage in front shifting.Buy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
SRAM GX Eagle AXS 12 Speed MTB Upgrade KitThis upgrade kit is ideal for riders who already own Eagle products and don't need to buy an entirely new groupset, as it's compatible with any of SRAM's Eagle ecosystem cassettes and crank arms. It is a perfect entry point into wireless drivetrain simplicity, no matter if you are looking to upgrade your ride or looking for great value replacement parts. Look no further than the GX Eagle AXS Upgrade Kit.GX Eagle AXS 12 Speed Rear DerailleurRiders want a derailleur that shifts on command, whether under climbing load or sprinting to the stage finish. The GX Eagle AXS derailleur gets it done with everything you have come to expect from SRAM AXS connect components. The GX Eagle AXS derailleur is smart enough to protect itself thanks to its incredibly resilient Overload Clutch. Engineered with a variety of rider preferences in mind, it is compatible with SRAM's updated expanded range 10-52t cassette as well as its 10-50t cassette. Showcasing its lineage from the proven GX Eagle mechanical line, the GX Eagle AXS derailleur is there for one thing - to do the job.Features: Cage Material: Steel Pulley Bearings Material: Steel Use: MTB Speed: 12 speed Max Tooth: 52 Battery Included: YesGX Eagle AXS 12 Speed Shifter/Controller with ClampSimplicity and performance made for all-day adventures. The pure shifting performance of Eagle AXS is now available with GX. Shift under load, over the roughest terrain, uphill, without changing your grip on the bar. GX Eagle AXS changes your level of control on the bike when you're under pressure and pushing hard. More than that, it changes your relationship with the bike. No cable, housing or wires to manage opened up design and engineering possibilities with the GX Eagle AXS controller. Featuring the proven ergonomic touchpoints that make shifting effortless, they are customisable to your preferences, allowing you to choose which button does what through the AXS App.Features: Use: MTB Default Function: AXS - Rear Derailleur Orientation: Right hand, 2-button controller Control Points: Double Clamp: Discrete clamp Speed: 12 speed Compatible with ANT+ Devices: Yes Lever Adjust: No Multi-Position: Yes Battery Size: CR2032 Compatible with MatchMaker X Customise in-board and outboard shift options System is completely water and dustproof to IP69K AXS enabled componentry software that makes it possible to both program and personalise new SRAM and RockShox componentsSRAM Charger, Cord and Chain Gap ToolThis upgrade kit is finished off with an official SRAM charger and cord, so riders can enjoy simple charging for their batteries. As a battery is included with the rear derailleur in this kit, it can be charged without the use of any tools thanks to the charger's tool-free battery latch. Coming complete with a Chain Gap Tool, it ensures that riders can precisely set up and adjust the rear derailleur with ease.Groupset Features: Includes: Rear Derailleur with Battery Controller with Clamp Charger/Cord Chain Gap Tool Buy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
SRAM RED eTap 11 Speed WiFli Rear DerailleurEnjoy reliable wireless shifting performance with the 11 Speed WiFli Rear Derailleur from SRAM. Designed with a bigger cassette size than their previous model, this component is the ideal choice for cyclocross (CX) or gravel riding. SRAM’s own wireless technology provides a secure connection and the removable battery has a 1000km range. So, if you forget to top up your battery and it runs low miles from home, simply swap it over with the front derailleur's battery to get back on the road with a full cassette range. This rear mech also benefits from the same quality construction of the mechanical SRAM Red version, featuring ceramic pulley bearings, a carbon cage, and an anodised alloy body.Features:Wireless connection via AIREA network for a fast and clean installationSimple clip-on, clip off removable battery (swappable with front derailleur-battery not included)Cage Length/Type: ShortCage Material: CarbonSpeed: 11 SpeedRear Derailleur: SRAM Red eTapPulley Bearings Material: CeramicMaximum Tooth: 33Compatibility: SRAM 11-speed compatible, 32 teeth maximum capacity, designed to work with SRAM PowerGlide and PowerdomeX cassettes, only compatible with SRAM RED eTap shift/brake controlsPart Number: RD-RED-E-A2Please Note: Battery not includedTechnologies:AIREA: Utilising 128-bit encryption, eTap® shift signals are transmitted and received in accordance with SRAM’s proprietary wireless protocol known as AIREA. Each time an eTap groupset is paired, a new encryption code is generated and assigned to the components in this group to ensure complete shifting security.eTap: All of the underlying technology in our new SRAM RED eTap groupsets, such as wireless shifting, advanced battery power management, and mechatronics technologies, are meant to serve one ultimate purpose: to facilitate the most intuitive and consistent shifting available. This shift logic is called eTap. The right lever makes it harder, the left lever makes it easier, both levers shift the front derailleur. Simple, unmistakable, and intuitive.X-Sync: SRAM X-Sync 1x chainrings provide the highest level of performance and durability. The SRAM X-Sync tall square teeth edges engage the chain earlier than traditional triangle shaped teeth. The sharp and narrow tooth profile, as well as rounded chamfer edges, help manage a deflected chain. To provide the best possible performance in muddy conditions, the X-SYNC chainrings have been designed with mud-clearing recesses for the inner chain links and rollers. Engineered in Germany, X-SYNC rings are an integral part of the SRAM 1x drivetrain. Accept no imitation.Orbit: Orbit technology is an innovative new form of derailleur motion control. It utilizes silicon fluid as part of an elegant and ultra-lightweight damper system. Compared to a standard friction clutch system, Orbit technology places no additional resistance on the rear derailleur’s spring when under slow or light movement. This means easier shifting and rear wheel removal. And while riding, the fluid damper reduces chain bounce. It’s rock-solid reliability for both 1x and 2x systems.WIFLI: WiFLi = Wider - Faster – Lighter. SRAM's WiFLi technology is based on the compact 2 x 10 or 11 - two front chainrings and 10 or 11 gears in the rear - design inherent in SRAM RED 22, Force 22, Rival 22 and Apex, which delivers a wider range of gears, up to 11-32, than your standard triple, faster shifts through two chainrings and every gear on the rear cassette, and with significant weight savings. WiFLi cassettes are also available for Force CX1.Buy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.