Shimano RT-CL900 Ice Tech Freeza Disc Brake RotorSpecifically designed for gravel adventure riding, this hydraulic disc brake rotor offers excellent heat dissipation, consistent braking and quieter operation. It features an Ice Technologies Freeza three-layer rotor construction that's equipped with stainless steel on its outer surface and aluminium on the inside for superior braking and a low weight. Coming complete with heat dissipation paint finish, this model also offers greater longevity, so you can benefit from high level braking performance for longer.Proprietary 3-Layer ConstructionAn extra layer of heat protection, Ice Technologies Freeza rotor construction uses a proprietary three-layer sandwich design with an exposed radiator fin. Together with the heat-dissipating paint, Freeza rotors deliver supercooling forces for even more reliable braking performance and lighter operation under all conditions. Ice Technologies Freeza rotors provide consistent braking performance with longer pad life, less brake fade and noise.Centre Lock SystemThe Centre Lock System makes an easy rotor installation possible with a spline mount and a lock ring. The lock ring mounting system reduces the total working hours by shortening the amount of time of both installation and de-installation. In addition, the secure fixing by the spline mount enhances precision and rigidity while improving braking efficiency.Features: Rotor Material: Stainless Steel and Aluminium Lockring Material: Aluminium Finish: Heat dissipation paint Use: Road, Gravel Brake Type: Hydraulic Disc Brake Mount Type: Centre Lock Pad Compatibility: Metal / Resin Technologies: Ice Technologies Freeza 140 degrees C Overall Heat Reduction 10% longer pad life (When compared to stainless steel rotors) Weight: 140mm Option: 96g; 160mm Option: 114gManufacturer's Part Numbers: RTCL900SI Black 160mm RTCL900SSI Black 140mmA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Shimano RT-CL900 Ice Tech Freeza Disc Brake RotorSpecifically designed for gravel adventure riding, this hydraulic disc brake rotor offers excellent heat dissipation, consistent braking and quieter operation. It features an Ice Technologies Freeza three-layer rotor construction that's equipped with stainless steel on its outer surface and aluminium on the inside for superior braking and a low weight. Coming complete with heat dissipation paint finish, this model also offers greater longevity, so you can benefit from high level braking performance for longer.Proprietary 3-Layer ConstructionAn extra layer of heat protection, Ice Technologies Freeza rotor construction uses a proprietary three-layer sandwich design with an exposed radiator fin. Together with the heat-dissipating paint, Freeza rotors deliver supercooling forces for even more reliable braking performance and lighter operation under all conditions. Ice Technologies Freeza rotors provide consistent braking performance with longer pad life, less brake fade and noise.Centre Lock SystemThe Centre Lock System makes an easy rotor installation possible with a spline mount and a lock ring. The lock ring mounting system reduces the total working hours by shortening the amount of time of both installation and de-installation. In addition, the secure fixing by the spline mount enhances precision and rigidity while improving braking efficiency.Features: Rotor Material: Stainless Steel and Aluminium Lockring Material: Aluminium Finish: Heat dissipation paint Use: Road, Gravel Brake Type: Hydraulic Disc Brake Mount Type: Centre Lock Pad Compatibility: Metal / Resin Technologies: Ice Technologies Freeza 140 degrees C Overall Heat Reduction 10% longer pad life (When compared to stainless steel rotors) Weight: 140mm Option: 96g; 160mm Option: 114gManufacturer's Part Numbers: RTCL900SI Black 160mm RTCL900SSI Black 140mmA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Shimano RT-CL800 Ice Tech Freeza Disc Brake RotorSpecifically developed for the demands of gravel adventure riding, this hydraulic disc brake rotor comes equipped with a robust build with performance-enhancing technologies for consistent braking on every ride. Focusing on decreasing disc brake rotor heat deformation, this model is kitted out Shimano's Ice Technologies Freeza construction that provides maximum stopping power without sacrificing weight or heat dissipation. Another benefit is its quieter operation thanks to its strong alloy carrier and optimised arm shape, which reduces heat deformation of the rotor during hard braking. This leads to more accurate braking and quieter functioning from this rotor, so you can focus on the road and the descent ahead.Proprietary 3-Layer ConstructionAn extra layer of heat protection, Ice Technologies Freeza rotor construction uses a proprietary three-layer sandwich design with an exposed radiator fin. Together with the heat-dissipating paint, Freeza rotors deliver supercooling forces for even more reliable braking performance and lighter operation under all conditions. Ice Technologies Freeza rotors provide consistent braking performance with longer pad life, less brake fade and noise.Centre Lock SystemThe Centre Lock System makes an easy rotor installation possible with a spline mount and a lock ring. The lock ring mounting system reduces the total working hours by shortening the amount of time of both installation and de-installation. In addition, the secure fixing by the spline mount enhances precision and rigidity while improving braking efficiency.Features: Rotor Material: Stainless Steel and Aluminium Lockring Material: Aluminium Finish: Heat dissipation paint Use: Road, Gravel Brake Type: Hydraulic Disc Brake Mount Type: Centre Lock Pad Compatibility: Metal / Resin Technologies: Ice Technologies Freeza 140 degrees C Overall Heat Reduction 10% longer pad life (When compared to stainless steel rotors) Weight: 140mm Option: 96g; 160mm Option: 114gManufacturer's Part Numbers: RTCL800SI Black 160mm RTCL800SSI Black 140mmA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Shimano RT-CL800 Ice Tech Freeza Disc Brake RotorSpecifically developed for the demands of gravel adventure riding, this hydraulic disc brake rotor comes equipped with a robust build with performance-enhancing technologies for consistent braking on every ride. Focusing on decreasing disc brake rotor heat deformation, this model is kitted out Shimano's Ice Technologies Freeza construction that provides maximum stopping power without sacrificing weight or heat dissipation. Another benefit is its quieter operation thanks to its strong alloy carrier and optimised arm shape, which reduces heat deformation of the rotor during hard braking. This leads to more accurate braking and quieter functioning from this rotor, so you can focus on the road and the descent ahead.Proprietary 3-Layer ConstructionAn extra layer of heat protection, Ice Technologies Freeza rotor construction uses a proprietary three-layer sandwich design with an exposed radiator fin. Together with the heat-dissipating paint, Freeza rotors deliver supercooling forces for even more reliable braking performance and lighter operation under all conditions. Ice Technologies Freeza rotors provide consistent braking performance with longer pad life, less brake fade and noise.Centre Lock SystemThe Centre Lock System makes an easy rotor installation possible with a spline mount and a lock ring. The lock ring mounting system reduces the total working hours by shortening the amount of time of both installation and de-installation. In addition, the secure fixing by the spline mount enhances precision and rigidity while improving braking efficiency.Features: Rotor Material: Stainless Steel and Aluminium Lockring Material: Aluminium Finish: Heat dissipation paint Use: Road, Gravel Brake Type: Hydraulic Disc Brake Mount Type: Centre Lock Pad Compatibility: Metal / Resin Technologies: Ice Technologies Freeza 140 degrees C Overall Heat Reduction 10% longer pad life (When compared to stainless steel rotors) Weight: 140mm Option: 96g; 160mm Option: 114gManufacturer's Part Numbers: RTCL800SI Black 160mm RTCL800SSI Black 140mmA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Shimano SM-RT64 Deore Disc Brake RotorFeaturing a tough stainless steel construction, this trail-ready mountain bike (MTB) hydraulic disc brake rotor offers powerful and consistent braking performance in all weather and terrain conditions. Shimano has also equipped this model with its Centre Lock brake mount compatibility, which makes installation and removal quick and easy.Centre Lock MTB Disc Brake RotorThe Centre Lock System makes an easy rotor installation possible with a spline mount and a lock ring. The lock ring mounting system reduces the total working hours by shortening the amount of time of both installation and de-installation. In addition, the secure fixing by the spline mount enhances precision and rigidity while improving braking efficiency.Features: Rotor Material: Stainless Steel Series: Deore M6000 Series Use: Mountain Bike (MTB) Brake Type: Hydraulic Disc Brake Mount Type: Centre Lock Brake Pad Compatibility: Resin/Metal pad compatible Size: 140mm Single or Pair: Single Powerful and consistent braking performance Spline mount and lock ring designManufacturer's Part Numbers: SMRT64SSE Black 140mmA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Shimano RD-R7150 105 Di2 E-Tube Rear DerailleurOffering faster, more precise rear shifting with wireless Di2 connectivity, this 12 speed rear derailleur is designed to deliver a new level of performance for road cycling. Part of Shimano's game-changing 7100 series, this model boasts a more compact design that integrates the wireless unit, charging port and function button, so you can effortlessly check the battery level and Bluetooth/ANT pairing success with your cycle computer, smartphone or tablet. Giving you a more customised feel, it also allows you to select your preferred shift mode and view adjustment mode information, if you wish to tweak or tune your rear derailleur.Rear Derailleur with Wireless Di2 ShiftingReceiving the wireless shifting signal from the shift lever, the Shimano 105 rear derailleur completes a shift in the blink of an eye with its high-performance motor and optimised link structure. This is the hub of the Di2 system, with the charging port, indicator LEDs, adjustment switches and more integrated into a compact package. A low-profile design reduces damage from contact and falls.Direct Mount Rear DerailleurRear wheels are easier to remove with a mounting option for Shimano Shadow RD and Shimano Shadow RD+. The direct mount feature is designed to suit a wide range of contemporary frames with large-section chainstays.E-Tube ProjectShimano's E-Tube Project Cyclist application allows you to customise your bike, update firmware, and maintain it by connecting it wirelessly to your bike. You can also get more detailed bike maintenance by connecting to your bike by wire with the E-Tube Project Professional application.E-Tube RideShimano's E-Tube Ride application allows you to visualize your ride with a route map to your destination, a real time ride data display, and ride record data on your smartphone while you are on your bike. You can also upload your ride log data to Strava.Shimano Shadow RDThis rear derailleur features Shimano Shadow RD mechanism that is intended for more aggressive riding. Its super low-profile design carries many benefits. Because of its low profile and single tension construction, the derailleur does not hit the chain stay in rough riding conditions. The result is smooth and silent performance.Features: Use: Road Rear Speed: 12 speed Low Sprocket Max: 36T Low Sprocket Min: 34T Top Sprocket Max: 11T Top Sprocket Min: 11T Max Front Difference: 16T Total Capacity: 41T Pulley Teeth: 11 Charging Cable: EW-EC300 Connectivity: Bluetooth, ANT+ Di2 Connectivity: Yes Firmware update by E-Tube Project: YesTechnologies: - Compact design includes an integrated wireless unit, charger, and switch. - LED status indicator. - Battery indicator. - Pairing. - Adjust mode. - Wider range capacity. - Max. low sprocket: 36T.Manufacturer's Part Numbers: RDR7150A 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Shimano FD-R7150 105 Di2 E-Tube Front DerailleurPerfectly suited to riders who have only experienced mechanical shifting and ergonomics previously, this front derailleur merges Shimano's highly respected Di2 wireless technology with its 105 series for precise shifting performance on every mile. Fully kitted out for long days out on the road, this front mech offers accurate shifting operation combined with a range of ride-enhancing technologies.The Di2 wireless platform brings quick and smooth front shifts. And a choice of manual shifts or synchronised shifting assist modes such as Semi-Synchro or Full-Synchro which is a bit like having your own personal assistant.In Semi-Synchro mode, the rear derailleur automatically adjusts to reduce big jumps in gear ratios allowing you to maintain your pace and rhythm. In Full-Synchro mode, the front and rear derailleurs work in perfect harmony to get you in the right gear at the right time, so you never have to worry about it. Slick communications with the rear derailleur combined with programmed chain guide control minimises chain drop. And top gear teeth capacity is 50-52T. It's up to you how little or often you think about gear ratios!Digital Integrated IntelligenceThe revolutionary DI2 shifting system solves the challenges drivetrains present to the power-delivery equation in cycling. DI2 gives you instant, accurate, lightning-fast shifts the first and every time, at the push of a button. Even in the most extreme conditions, shifting is precise and controlled. You can change gear even under heavy load while climbing or accelerating. With DI2, you are in complete control.E-Tube ProjectShimano's E-Tube Project Cyclist application allows you to customise your bike, update firmware, and maintain it by connecting it wirelessly to your bike. You can also get more detailed bike maintenance by connecting to your bike by wire with the E-Tube Project Professional application.E-Tube RideShimano's E-Tube Ride application allows you to visualize your ride with a route map to your destination, a real time ride data display, and ride record data on your smartphone while you are on your bike. You can also upload your ride log data to Strava.The Shimano R7100 series brings Di2 shifting to a new set of riders.Features: Use: Road Front Speed: 2 speed Mount: Braze On Chainline: 44.5mm Chain Stay Angle: 61 - 66 degrees Compatible Chain: HG 12 speed Top Gear Teeth: 50-52T Total Capacity: 16T Link Bushings: 2 Down Swing: Yes Firmware Update by E-Tube Project: YesManufacturer's Part Numbers: FDR7150F Black Braze OnA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Shimano ST-R7170 105 Double Hydraulic Di2 LeverBringing electronic wireless Di2 shifting to a new set of riders, this shift/braker lever combines industry-leading functionality with trickle-down technologies from the Dura-Ace and Ultegra series. After years of research and development, Shimano's 105 series now offers Di2 electronic shifting for the first time, bringing precise, intuitive gear changes to even more riders. Not only does it offer worry-free Di2 shifting in a compact shifter size, but it also features technologies such as Reach Adjust and customised button functions that allow you to dial in your ideal ergonomics. For those who have only experienced mechanical shifting and ergonomics, this model marks a new era of affordable performance.Reach AdjustThis model's brake lever is equipped with a Reach Adjust mechanism. The distance from the handlebar grip to lever can be adjusted to suit any hand size, type of riding and individual rider preferences.E-Tube ProjectShimano's genuine application E-Tube Project Cyclist allows you to customise your bike, update firmware, and maintain it by connecting it wirelessly to your bike. You can also get the more detailed bike maintenance by connecting to your bike by wire with E-Tube Project Professional application.Dual Control LeverDCL stands for Dual Control Lever. It has brake and shifting functions in the system and enables easy operation. Ergonomic innovation is probably more critical to the higher standard performance than the added gearing. The shift internals borrow the robustness from Shimano's MTB technology and are so smooth and effortless that one finger shifts front and rear are possible. Indeed, shifting is the ultimate act of Shimano Total Integration, and simply has to be experienced to be understood.Features: Shifter Type: Dual Control Lever (DCL) Use: Road Speed: 12 speed Di2 Connectivity: Wireless Di2 shifting Battery Type: CR1632 x 2 Recommended Brake Caliper: BR-R7170 (available separately) Brake Lever Clamp Band: 23.8 - 24.2mm Firmware Update by E-Tube Project: Yes Mineral Oil: Shimano Mineral Oil Adjustments: Reach Adjust, Free Stroke Adjust, Funnel Bleeding Single or Pair: Single, sold individuallyTechnologies: Clean Cockpit: Wireless connection enhances the aesthetic of your bike while keeping shifting lightning fast. Longer lasting: Uses two CR1632 batteries (battery life: 3.5 to 4 years). Compact, ergonomic performance cascaded from Dura-Ace. Raised hood peak improves ergonomics, while a longer hood body increases hand support. Make Dura-Ace yours with custom button function and adjustable ergonomics. Easily change button function with the E-Tube app. Find your optimum lever position with simple reach adjust.Manufacturer's Part Numbers: STR7170L Black Left Hand STR7170R Black Right HandA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Shimano ST-R7170 105 Double Hydraulic Di2 LeverBringing electronic wireless Di2 shifting to a new set of riders, this shift/braker lever combines industry-leading functionality with trickle-down technologies from the Dura-Ace and Ultegra series. After years of research and development, Shimano's 105 series now offers Di2 electronic shifting for the first time, bringing precise, intuitive gear changes to even more riders. Not only does it offer worry-free Di2 shifting in a compact shifter size, but it also features technologies such as Reach Adjust and customised button functions that allow you to dial in your ideal ergonomics. For those who have only experienced mechanical shifting and ergonomics, this model marks a new era of affordable performance.Reach AdjustThis model's brake lever is equipped with a Reach Adjust mechanism. The distance from the handlebar grip to lever can be adjusted to suit any hand size, type of riding and individual rider preferences.E-Tube ProjectShimano's genuine application E-Tube Project Cyclist allows you to customise your bike, update firmware, and maintain it by connecting it wirelessly to your bike. You can also get the more detailed bike maintenance by connecting to your bike by wire with E-Tube Project Professional application.Dual Control LeverDCL stands for Dual Control Lever. It has brake and shifting functions in the system and enables easy operation. Ergonomic innovation is probably more critical to the higher standard performance than the added gearing. The shift internals borrow the robustness from Shimano's MTB technology and are so smooth and effortless that one finger shifts front and rear are possible. Indeed, shifting is the ultimate act of Shimano Total Integration, and simply has to be experienced to be understood.Features: Shifter Type: Dual Control Lever (DCL) Use: Road Speed: 12 speed Di2 Connectivity: Wireless Di2 shifting Battery Type: CR1632 x 2 Recommended Brake Caliper: BR-R7170 (available separately) Brake Lever Clamp Band: 23.8 - 24.2mm Firmware Update by E-Tube Project: Yes Mineral Oil: Shimano Mineral Oil Adjustments: Reach Adjust, Free Stroke Adjust, Funnel Bleeding Single or Pair: Single, sold individuallyTechnologies: Clean Cockpit: Wireless connection enhances the aesthetic of your bike while keeping shifting lightning fast. Longer lasting: Uses two CR1632 batteries (battery life: 3.5 to 4 years). Compact, ergonomic performance cascaded from Dura-Ace. Raised hood peak improves ergonomics, while a longer hood body increases hand support. Make Dura-Ace yours with custom button function and adjustable ergonomics. Easily change button function with the E-Tube app. Find your optimum lever position with simple reach adjust.Manufacturer's Part Numbers: STR7170L Black Left Hand STR7170R Black Right HandA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Shimano FC-R7100 105 12 Speed Double ChainsetEngineered for the best combination of durability, rigidity and low weight performance, this 12 speed chainset is ideal for pairing up with the rest of the Shimano 105 Di2 groupset. Featuring a hollow aluminium crankarms with an anodised finish, it delivers extra protection against wear and corrosion as you conquer every mile on your road bike. Another benefit is the resin ribs on the back of this model's chainrings, which use Shimano 105's unique structural design to achieve further weight savings and crisp shifting performance.Hollowtech II TechnologyProviding the best balance of stiffness, strength, weight and rotating performance, the concept of Hollowtech II technology is focused on producing a superior crankset that will maximise your power transfer. The rigidity of the crankset ensures pedalling efficiency while its weight, a key element of the crankset, you want light, aids in cycling longer distances where you need to pedal more. Moreover, the Hollowtech II crankset has a high-precision sealing in the bearing area to increase durability maintaining the excellent rotating performance for long periods.Hollowglide TechnologyThis model features Hollowglide technology on its outer chainring. High rigidity hollow structure cuts down on weight yet maintains strength. Better power transfer and quicker and more precise front shifting.Shimano 105 Di2 brings electronic wireless shifting to a new set of riders. For those who have only experienced mechanical shifting and ergonomics, Shimano 105 Di2 represents a transformation of the road cycling experience.Features: Crankarm Material: Hollow Aluminium with an Anodised finish Use: Road Speed: 12 speed Spider/Gear Arms: 4 Q-Factor: 148mm Chainline: 44.5mm PCD: 110mm Compatible Chain: HG 12 speed Bottom Bracket Included: No, available separately Recommended Press Fit BB: SM-BB72-41B Recommended Threaded BB: SM-BBR60 Technology: Hollowtech II, HollowglideTechnologies: - Optimal balance of stiffness, strength, weight and rotational performance. - Hollowglide structure cuts weight yet maintains strength for better power transfer and quicker, more precise front shifting.Manufacturer's Part Numbers: FCR7100A04 Black 12 Speed 165mm FCR7100C04 Black 12 Speed 170mm FCR7100D04 Black 12 Speed 172.5mm FCR7100E04 Black 12 Speed 175mmA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Shimano FC-RS520 12 Speed Double ChainsetReady for wherever your next road journey takes you, this 12 speed chainset is part of Shimano's revolutionary R7100 series. Coming fully equipped for long days on the road, it features a two-piece crank design that uses an integrated 24mm bottom bracket and 2x12 speed 50-34T chainrings. Another benefit is its four-arm construction and compatibility with modern disc brake road frames, making it simple to integrate into your drivetrain setup for a performance upgrade.Features: Use: Road Speed: 12 speed Q-Factor: 150mm Chainline: 44.5mm PCD: 110mm Compatible Chain: HG 12 speed Tooth Count: 50/34T Number of Chainrings: 2 Recommended Bottom Bracket: Pressfit: BB-RS500-PB; Threaded: BB-RS501Technologies: - Affordable and high-end style crankset. - 4-arm crankset for 12 speed drivetrain. - Compatible with frames of O.L.D. 135mm and 410mm chainstay length. - 2-piece crankset. - Integrated crank arm and bottom bracket. - Increased rigidity with less weight. - Wider bearing positioning. - Rigidity is enhanced and pedalling force is efficiently transmitted. - Precision Bearings. - Low maintenance and simplified installation.Manufacturer's Part Numbers: 165mm: FCRS520A04 170mm: FCRS520C04 172.5mm: FCRS520D04 175mm: FCRS520E04A 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Shimano CS-R7100 105 12 Speed CassetteWith tough steel cogs and an aluminium spider, this road bike cassette is designed for maximum durability and performance on every mile. Part of Shimano's pioneering R7100 series, this 12 speed model also comes equipped with an 11-34T ratio, making it perfect for everything from sprinting on the flat to climbing steep inclines on your road bike. Its refined 12-step gear combination also ensures excellent efficiency, so none of your effort is wasted. You'll experience faster, smoother shifts under maximum torque (pedalling force) and shifts so smooth you'll barely notice them, whether you're biking uphill, downhill or rolling on the flats. Compatible with both Shimano 11 and 12 speed freehub bodies, this cassette is a versatile choice of upgrade for conquering your next road journey.12 Speed Cassette with Hyperglide TechnologyThe distinctively designed Hyperglide sprockets incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting. Fast and responsive indexed shifting is the result. The HG cassette sprocket, which was developed for the mountain bike (MTB) 10 speed system, underwent comprehensive optimisation to achieve super-highly efficient shifting for road cycling.Features: Cogs Material: Steel Spider Material: Aluminium Speed: 12 Speed Chain Compatibility: HG 12 speed Freehub Compatibility: Shimano 11 and 12 speed freehub bodies Tooth Count: 11-34T Tooth Combination: 11-12-13-14-15-17-19-21-24-27-30-34T Weight: 361gManufacturer's Part Numbers: CSR710012134 Black 12 SpeedA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.