CeramicSpeed OSPW System SRAM Rival AXS The OSPW System SRAM Rival AXS from CeramicSpeed offers a significant gear shifting performance upgrade for faster and smoother shifting. This version is compatible with SRAM Rival AXS rear derailleurs and is available with standard and coated aluminium pulleys.The Oversized Pulley Wheel System for SRAM Rival AXS features a 15-tooth upper and 19-tooth lower pulley wheel setting, for maximum efficiency. The hand built OSPW System has two spring tension settings, that allow customised setup based on riding conditions. As with all other CeramicSpeed products, this new OSPW System has been thoroughly tested. Besides thousands of test kilometres among both professional and amateur riders, CeramicSpeed's Founder and CEO has spent more than 5.000 km in the saddle, testing the product. With the guys from R&D following him closely and listening to his feedback from every single ride, we can proudly say that no details are left un-tested. Since its introduction in 2015, the CeramicSpeed Oversized Pulley Wheel System has been through 13 unique derailleur compatibility developments. No other pulley system has the depth of use and trust as the CeramicSpeed OSPW, which counts both Men's and Women's Triathlon World Champions, World Tour professional road teams, XCO professional MTB Teams, and elite athletes worldwide as its users. The aluminium CeramicSpeed pulleys come in both coated and standard versions (see multiple options in the selection menu at the top). Features: Compatibility: for SRAM Rival AXS In The Box: Complete OSPW System for SRAM Rival AXS CeramicSpeed Pulley Oil, 15 ml. dropper bottle Custom tool for removal of stock cage and securing of OSPW SystemBuy CeramicSpeed Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
This version of the CeramicSpeed OSPW is perfectly suited for road, gravel and cyclocross riding as it offers durable, reliable and ultra-efficient performance. Ready to dominate across mixed terrains, this brilliant model is specifically developed to withstand the rigours of a long day in the saddle from the smooth city streets to the rocky forest trails. 12 Speed Pulley Wheel System Ready for action, these hand-built bearings sit within a pair of oversized pulleys which are fitted with a custom-designed and carbon-reinforced PA cage. This makes them more than capable of handling the toughest of riding conditions while giving you phenomenal power and control. Accommodating a 10 to 33T cassette range, the CeramicSpeed OSPW SRAM version enables a customised set-up with two spring tensions to suit varying riding conditions. This is the ultimate choice of upgrade for riders who want unparalleled performance and reliability from one of the most efficient components on the market. Since its introduction, the CeramicSpeed Oversized Pulley Wheel System has been through 13 unique derailleur compatibility developments. No other pulley system has the depth of use and trust as the CeramicSpeed OSPW, which counts both Men’s and Women’s Triathlon World Champions, World Tour professional road teams, XCO professional MTB Teams, and elite athletes worldwide as its users. Please Note: While there are visual similarities with the SRAM RED/Force AXS derailleurs, this OSPW system is not compatible with the SRAM Rival AXS, or SRAM RED, Force, or Rival XPLR eTap AXS rear derailleurs. IMPORTANT: When travelling, please remember to dismount your entire rear derailleur with an Allen key, as the OSPW System will not fit in most bike travel bags and could be damaged if left on.
Chosen by World Champions and top athletes around the world, the CeramicSpeed Oversized Pulley Wheels System has been proven to be the fastest pulley system in the world. Featuring an industry-leading design, this limited edition model is for Shimano Dura-Ace 9200 and Ultegra 8100 systems with an integrated stop tower for simple installation and durability. This OSPW System has hand-built CeramicSpeed Bearings installed in each pulley and it comes with a four-year CeramicSpeed warranty as standard and a lifetime CeramicSpeed warranty when choosing coated bearings (please choose option from the menu). Since its introduction in 2015, the CeramicSpeed Oversized Pulley Wheel System has been through 13 unique derailleur compatibility developments. No other pulley system has the depth of use and trust as the CeramicSpeed OSPW, which counts both Men’s and Women’s Triathlon World Champions, World Tour professional road teams, XCO professional MTB Teams, and elite athletes worldwide as its users. CeramicSpeed Shimano R9250/R8150 OSPW System Featuring a 13-tooth upper pulley wheel and a 19-tooth lower pulley wheel to provide absolute optimisation of the rear derailleur. The upper and lower oversized aluminium pulley wheels come fitted with either standard or coated CeramicSpeed Bearings. Please Note: While there are visual similarities in the 9100 Series OSPW and 9200 Series OSPW, the spring tension settings, rotation stop tower placement, and mounting pin depth are slightly repositioned and as such the systems are not cross-compatible. For 8100 derailleurs, the cage uses the factory derailleur body washer. 9200 derailleurs will require the new included derailleur body washer. Technologies: - The overall power savings of the OSPW System for Shimano Dura-Ace 9200 and Ultegra 8100 reach 30%-60%, or more in some cases, over a stock setup. - The oversized pulley wheels have 3-5 times longer lifetimes than the commonly used standard pulleys on the market.
The CeramicSpeed OSPW System SRAM Red/Force AXS will add a competitive edge to your riding with smoother gear changes, watts saved and envy to all who see your bike. The Oversized Pulley Wheel System for SRAM Red and Force AXS features a 15-tooth upper and 19-tooth lower pulley wheel setting, for maximum efficiency. The handbuilt OSPW System has two spring tension settings, that allow customised setup based on riding conditions. This OSPW System is also compatible with the 2020 11 speed SRAM Red eTap derailleur featuring a clutch. Please Note: while there are visual similarities with the SRAM RED/Force AXS derailleurs, this OSPW system is not compatible with the SRAM Rival AXS, or SRAM RED, Force, or Rival XPLR eTap AXS rear derailleurs. This revolutionary OSPW System is developed, produced and assembled by hand in Denmark. This plug-and-play product is the result of an in-depth development process and has been designed for optimal performance. Created to answer the need for less friction (as much as 60%), increased speed and a more efficient drivetrain. This OSPW System helps you ride any distance comfortably. The optimisation of your drivetrain with the new CeramicSpeed OSPW System delivers access to industry-leading efficiency. The use of high-quality materials means this system will outlast other commonly used pulley wheels on the market. Like all other products delivered by CeramicSpeed, this product has undergone a thorough testing program and is used by professional triathletes Tim Don and Tyler Butterfield. The cage is made from carbon fibre and reinforced PA while the 17-tooth pulley wheels are made from aluminium and mounted with high-quality CeramicSpeed coated bearings. The revolutionary OSPW System is mounted with CeramicSpeed coated bearings, which means it has undergone a special coating treatment to provide even more protection and lower friction. A very thin protective coating is applied to the bearing races, which further increases the resistance to corrosion or damage from foreign objects. The OSPW has been tested and confirmed to be the world’s fastest pulley wheel system, therefore enhancing your performance with free speed, which gives you a more efficient drivetrain. Since its introduction in 2015, the CeramicSpeed Oversized Pulley Wheel System has been through 13 unique derailleur compatibility developments. No other pulley system has the depth of use and trust as the CeramicSpeed OSPW, which counts both Men’s and Women’s Triathlon World Champions, World Tour professional road teams, XCO professional MTB Teams, and elite athletes worldwide as its users. Maintenance It’s important that you properly lubricate your bearings in order to ensure optimal performance and maximum longevity. Add oil to the outside of the bearing seal, so that oil can penetrate the bearing. Do this when you lubricate your chain, or if you have washed your bike or have been riding in wet or muddy conditions.
CeramicSpeed OSPW System SRAM eTap The OSPW System SRAM eTap from CeramicSpeed offers faster and smoother gear shifting performance for SRAM eTap AXS drivetrains. It features high-quality bearings in the pulley wheel system that offers extended durability and longevity throughout use. It has also been developed for performance optimisation, giving more efficient power-transfer and the watt savings start at 2.4 watts.The CeramicSpeed OSPW System SRAM Red/Force AXS will add a competitive edge to your riding with smoother gear changes, watts saved and envy to all who see your bike. The Oversized Pulley Wheel System for SRAM Red and Force AXS features a 15-tooth upper and 19-tooth lower pulley wheel setting, for maximum efficiency. The hand built OSPW System has two spring tension settings, that allow customised setup based on riding conditions. This OSPW System is also compatible with the 2020 11 speed SRAM Red eTap derailleur featuring a clutch. Please Note: while there are visual similarities with the SRAM RED/Force AXS derailleurs, this OSPW system is not compatible with the SRAM Rival AXS, or SRAM RED, Force, or Rival XPLR eTap AXS rear derailleurs. This revolutionary OSPW System is developed, produced and assembled by hand in Denmark. This plug-and-play product is the result of an in-depth development process and has been designed for optimal performance. Created to answer the need for less friction (as much as 60%), increased speed and a more efficient drivetrain. This OSPW System helps you ride any distance comfortably. The optimisation of your drivetrain with the new CeramicSpeed OSPW System delivers access to industry-leading efficiency. The use of high-quality materials means this system will outlast other commonly used pulley wheels on the market. Like all other products delivered by CeramicSpeed, this product has undergone a thorough testing program and is used by professional triathletes Tim Don and Tyler Butterfield. The cage is made from carbon fibre and reinforced PA while the 17-tooth pulley wheels are made from aluminium and mounted with high-quality CeramicSpeed coated bearings. The revolutionary OSPW System is mounted with CeramicSpeed coated bearings, which means it has undergone a special coating treatment to provide even more protection and lower friction. A very thin protective coating is applied to the bearing races, which further increases the resistance to corrosion or damage from foreign objects. The OSPW has been tested and confirmed to be the world's fastest pulley wheel system, therefore enhancing your performance with free speed, which gives you a more efficient drivetrain. Since its introduction in 2015, the CeramicSpeed Oversized Pulley Wheel System has been through 13 unique derailleur compatibility developments. No other pulley system has the depth of use and trust as the CeramicSpeed OSPW, which counts both Men's and Women's Triathlon World Champions, World Tour professional road teams, XCO professional MTB Teams, and elite athletes worldwide as its users. MaintenanceIt's important that you properly lubricate your bearings in order to ensure optimal performance and maximum longevity. Add oil to the outside of the bearing seal, so that oil can penetrate the bearing. Do this when you lubricate your chain, or if you have washed your bike or have been riding in wet or muddy conditions. Features: Compatibility: SRAM Red AXS eTap Wireless / Force AXS eTap Wireless In The Box: Complete OSPW System for SRAM Red/Force AXS CeramicSpeed Pulley Oil, 15 ml. dropper bottle Custom tool for removal of the stock cage and securing of OSPW SystemBuy CeramicSpeed Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
CeramicSpeed OSPW System Coated Shimano 10/11s 9000/6800 finished in Silver, will add a competitive edge to your riding with smoother gear changes, watts saved and envy to all who see your bike. Developed and designed entirely by CeramicSpeed, the Oversized Pulley Wheel (OSPW) System for Shimano 9000/6700 provides the ultimate optimization of your bicycle's drivetrain. This OSPW System features a set of 17-tooth aluminium Pulley Wheels, available in red and black, housed in a specially designed polyamide (PA) and carbon cage. The upper and lower 17-tooth oversized aluminium pulley wheels come fitted with either standard or coated CeramicSpeed Bearings. The Oversized Pulley Wheel (OSPW) System is the product of choice by many of the world's leading cycling teams and triathletes. This specific system is compatible with Ultegra 6700/6770/6800/6870 mechanical and Di2 rear derailleurs and Dura-Ace 7900/7970/9000/9070 mechanical and Di2 rear derailleurs. The cage is made from carbon fibre and reinforced PA while the 17-tooth pulley wheels are made from aluminium and mounted with high-quality CeramicSpeed coated bearings. The revolutionary OSPW System is mounted with CeramicSpeed coated bearings, which means it has undergone a special coating treatment to provide even more protection and lower friction. A very thin protective coating is applied to the bearing races, which further increases the resistance to corrosion or damage from foreign objects. The OSPW has been tested and confirmed to be the world’s fastest pulley wheel system, therefore enhancing your performance with free speed, which gives you a more efficient drivetrain. Since its introduction in 2015, the CeramicSpeed Oversized Pulley Wheel System has been through 13 unique derailleur compatibility developments. No other pulley system has the depth of use and trust as the CeramicSpeed OSPW, which counts both Men’s and Women’s Triathlon World Champions, World Tour professional road teams, XCO professional MTB Teams, and elite athletes worldwide as its users. Maintenance It’s important that you properly lubricate your bearings in order to ensure optimal performance and maximum longevity. Add oil to the outside of the bearing seal, so that oil can penetrate the bearing. Do this when you lubricate your chain, or if you have washed your bike or have been riding in wet or muddy conditions. This revolutionary OSPW System is developed, produced and assembled by hand in Denmark. This plug-and-play product is the result of an in-depth development process and has been designed for optimal performance. Created to answer the need for less friction (as much as 60%), increased speed and a more efficient drivetrain. This OSPW System helps you ride any distance comfortably. The optimisation of your drivetrain with the new CeramicSpeed OSPW System delivers access to industry-leading efficiency. The use of high-quality materials means this system will outlast other commonly used pulley wheels on the market.
The sturdy, integrated Chris King Dropset 3 41/52 Headset is built for dependable performance on all sorts of terrain, whether road, MTB or gravel. Made from aluminium, it incorporates Chris King's patented GripLock technology, so you can be sure that, regardless of bumps, sudden stops, spills or skids, the steel bearings will stay put and your headset will remain freely adjustable. It's compatible with Santa Cruz, Yeti, Alchemy, Santa Cruz Stigmata (without baseplate), Ibis Hakka MX and more.Chris King is renowned for the quality of its bearings, which are machined simultaneously with the same tools to ensure the inner and outer races match perfectly, and burnish with age so that they get faster the longer you ride with them.That could be a long time, as they're built to last from raw materials sourced in local mills, using environmentally sound manufacturing processes and vigorous quality control. They are also fully serviceable, and Chris King's Lifetime Warranty means that, if any bearings or other part becomes damaged and hinders the function of your headset, the company will repair it free of charge.You can also choose from a range of anodised finishes, so that you can match your headset to your Chris King hubs or bottom brackets and choose a more subtle, Sotto Voce option if you're not big on bold logos.Key features:Engineered, manufactured and assembled in Portland, Oregon USA,King Lifetime Warranty,Legendary made-in-house bearings,Patented GripLock retention design for dependable headset adjustment (US Patent 8662517),41mm 45x45 upper bearing,52mm 36x45 lower bearing,Compatible with the included baseplate and 36-degree integrated crown races.
CeramicSpeed OSPW System R9100/R8000 The CeramicSpeed OSPW System Shimano R9100/R8000 is developed and designed entirely for Shimano 9100 and 9150 systems and offers advanced gear shifting speed and smoothness for fast and precise drivetrain performance.CeramicSpeed OSPW System Coated Shimano R9100/R8000 adds a competitive edge to your riding with smoother gear changes, watts saved and envy to all who see your bike. This is an updated version of the Oversized Pulley Wheel System for Shimano 9100/9150 and 8000 SS/8050 SS. This new design has an integrated stop tower for easier mounting. The CeramicSpeed Oversized Pulley Wheels System has been proven to be the fastest pulley system in the world, providing energy savings starting from 2.4 watts over standard Shimano systems. The OSPW System for Shimano 9100/9150 and 8000 SS/8050 SS is an industry-leading product, chosen by many of the world's leading cycling teams and professional triathletes. Featuring a 13-tooth upper pulley wheel and a 19-tooth lower pulley wheel to provide absolute optimisation of the rear derailleur. The upper and lower oversized aluminium pulley wheels come fitted with either standard or coated CeramicSpeed Bearings. Please note: The OSPW System for 9100/9150 and 8000 SS/8050 SS is NOT compatible with Ultegra 8000-GS or 8050-GS (medium cage) derailleurs, nor with the clutch equipped Ultegra RD RX800 and RX805. Also note: while there are design similarities this OSPW is not compatible with the 12-speed Shimano 9200 or 8100 series derailleurs. The Shimano 9100/8000 OSPW system is compatible with up to a 32 tooth cassette for both Dura-Ace and Ultegra derailleurs Everything from bearings to the cage is made from the highest quality materials. The oversized aluminium pulley wheels are fitted with standard or coated CeramicSpeed Bearings, which reduce friction to the minimum. The overall power savings of the OSPW System for Shimano reach 30%-60% or more in some cases. The OSPW System has a lifetime that lasts 3-5 times longer than the commonly used standard pulleys on the market. The OSPW System for Shimano comes as two different systems, one compatible with Ultegra (6700/6770/6800/6870) and Dura-Ace (7900/7970/9000/9070), 10s and 11s, electric and mechanical groupsets, and another compatible with the Shimano 9100/9150 series. While the first option features a set of two 17-tooth pulleys, the OSPW System for Shimano 9100/9150 features an optimal 13/19-tooth combination specially developed to fit the design of the derailleur. IMPORTANT: When travelling, please remember to dismount your entire rear derailleur with an Allen key, as the OSPW System will not fit in most bike travel bags and could be damaged if left on. The revolutionary OSPW System is developed, produced and assembled by hand in Denmark. The product is the result of an in-depth development process and has been designed for optimal performance. Like all other products delivered by CeramicSpeed, OSPW System has also undergone a thorough test program. We are proud to say that professional triathletes such as Tim Don and Tyler Butterfield have great feedback for the system and, along with Pro Continental teams, they have made it a permanent part of their equipment. Regarding the maintenance of your OSPW System, it is important that you properly lubricate your bearings in order to ensure optimal performance and maximum longevity. Add oil by using the lubrication points on the back cage plate, so that oil can penetrate the bearing. Do this when you lubricate your chain, if you have washed your bike or after riding in wet or muddy conditions. Features: Coated bearings for improved lifespan and reduced friction Compatible with Shimano 9100/9150 and 8000 SS/8050 SS systems Supplied with all the required hardware for installation 30%-60% reduction in friction depending on setup In The Box: A complete 13-tooth/19-tooth OSPW System CeramicSpeed Bearing Oil in 15ml dropper bottleBuy CeramicSpeed Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Everything from bearings to the cage on the CeramicSpeed OSPW is made from the highest quality materials. The oversized aluminium pulley wheels are fitted with standard CeramicSpeed Bearings, which reduce friction for optimised power transfer. The overall power savings of the OSPW System for Shimano reach 30%-60% or more in some cases. The CeramicSpeed oversized pulley wheel system has a lifetime that lasts 3-5 times longer than the commonly used standard pulleys on the market. This Shimano Dura-Ace 9100/9150 rear derailleur compatible version features an optimal 13/19-tooth combination specially developed to fit the design of this road bike rear derailleur. This system has been proven to be the fastest pulley system in the world, providing energy savings starting from 2.4 watts over standard Shimano systems. The OSPW system is an industry-leading product, chosen by many of the world's leading cycling teams and professional triathletes. IMPORTANT: When travelling, please remember to dismount your entire rear derailleur with an Allen key, as the OSPW System will not fit in most bike travel bags and could be damaged if left on. The revolutionary OSPW System is developed, produced and assembled by hand in Denmark. The product is the result of an in-depth development process and has been designed for optimal performance. Like all other products delivered by CeramicSpeed, OSPW System has also undergone a thorough test program. We are proud to say that professional triathletes such as Tim Don and Tyler Butterfield have great feedback for the system and, along with Pro Continental teams, they have made it a permanent part of their equipment. Regarding the maintenance of your OSPW System, it is important that you properly lubricate your bearings in order to ensure optimal performance and maximum longevity. Add oil by using the lubrication points on the back cage plate, so that oil can penetrate the bearing. Do this when you lubricate your chain, if you have washed your bike or after riding in wet or muddy conditions.
CeramicSpeed Oversized Pulley Wheel SystemThe cage is made from carbon fibre and reinforced PA while the 17-tooth pulley wheels are made from aluminium and mounted with high quality CeramicSpeed coated bearings.The revolutionary OSPW System is mounted with CeramicSpeed coated bearings, which means it has undergone a special coating treatment to provide even more protection and lower friction. A very thin protective coating is applied to the bearing races, which further increase the resistance to corrosion or damage from foreign objects.The OSPW has been tested and confirmed to be the world's fastest pulley wheel system, therefore enhancing your performance with free speed, which gives you a more efficient drivetrain.Like all other products delivered by CeramicSpeed, this product has undergone a thorough testing program and is used by professional triathletes Tim Don and Tyler Butterfield.Features: Material: Carbon/PA Cage, Aluminium Pulley Wheels Speed: 10 or 11 speed Compatibility: Campagnolo Weight: 57gMaintenanceIt's important that you properly lubricate your bearings in order to ensure optimal performance and maximum longevity. Add oil to the outside of the bearing seal, so that oil can penetrate the bearing. Do this when you lubricate your chain, or if you have washed your bike or have been riding in wet or muddy conditions.Buy CeramicSpeed Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
CeramicSpeed OSPW System SRAM MechanicalThis OSPW System SRAM Mechanical from CeramicSpeed is an advanced rear derailleur pulley system that offers fast, efficient and smooth drivetrain performance. Ideal for use with SRAM Red and Force 10 and 11-Speed groupsets, this OSPW System includes industry-leading bearings and pulley wheels for enhanced power output.The unique oversized design provides riders of this Oversized Pulley Wheel System with efficiency savings starting at 40% over stock SRAM derailleur pulley wheels. This specific SRAM Mechanical version of the Oversized Pulley Wheel System is only compatible with RAM Red and SRAM Force 10 and 11-Speed mechanical rear derailleurs. The OSPW System for SRAM mechanical derailleurs is compatible with both short cage and WiFli derailleur bodies. This system for SRAM features two oversized 17-tooth aluminium pulley wheels which are housed within a robust cage crafted from a compound of polyamide (PA) and carbon fibre. The OSPW System for SRAM fits up to 32-tooth cassettes. This revolutionary OSPW System is developed, produced and assembled by hand in Denmark. This plug-and-play product is the result of an in-depth development process and has been designed for optimal performance. Created to answer the need for less friction (as much as 60%), increased speed and a more efficient drivetrain. This OSPW System helps you ride any distance comfortably. The optimisation of your drivetrain with the new CeramicSpeed OSPW System delivers access to industry-leading efficiency. The use of high-quality materials means this system will outlast other commonly used pulley wheels on the market. Like all other products delivered by CeramicSpeed, this product has undergone a thorough testing program and is used by professional triathletes Tim Don and Tyler Butterfield. Since its introduction in 2015, the CeramicSpeed Oversized Pulley Wheel System has been through 13 unique derailleur compatibility developments. No other pulley system has the depth of use and trust as the CeramicSpeed OSPW, which counts both Men's and Women's Triathlon World Champions, World Tour professional road teams, XCO professional MTB Teams, and elite athletes worldwide as its users. Features: Compatibility: SRAM Red and SRAM Force - 10 and 11 speed Fits up to 32-tooth cassettes They offer 3-5 times longer lifetime than the commonly used standard pulleys on the market In The Box: Oversized Pulley Wheel System CeramicSpeed Bearing Oli in 15ml dropper bottle Sticker SheetBuy CeramicSpeed Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
The cage is made from carbon fibre and reinforced PA while the 17-tooth pulley wheels are made from aluminium and mounted with high quality CeramicSpeed coated bearings. The revolutionary OSPW System is mounted with CeramicSpeed coated bearings, which means it has undergone a special coating treatment to provide even more protection and lower friction. A very thin protective coating is applied to the bearing races, which further increase the resistance to corrosion or damage from foreign objects. The OSPW has been tested and confirmed to be the world’s fastest pulley wheel system, therefore enhancing your performance with free speed, which gives you a more efficient drivetrain. Like all other products delivered by CeramicSpeed, this product has undergone a thorough testing program and is used by professional triathletes Tim Don and Tyler Butterfield. Maintenance It’s important that you properly lubricate your bearings in order to ensure optimal performance and maximum longevity. Add oil to the outside of the bearing seal, so that oil can penetrate the bearing. Do this when you lubricate your chain, or if you have washed your bike or have been riding in wet or muddy conditions. Size Information 101638 Black 17T Shimano 10/11 9000/6800 101651 Black 17/17T SRAM eTap 101661 Black 17T SRAM RED/Force 10/11 Mechanical fits up to 32-tooth cassettes 104063 Black 13/19T Campagnolo 11s EPS/Mechanical fits up to 32-tooth cassettes ** 101643 Red 17T Shimano 10/11 9000/6800 101655 Red 17/17T SRAM eTap 101665 Red 17T SRAM RED/Force 10/11 Mechanical fits up to 32-tooth cassettes 104064 Red 13/19T Campagnolo 11s EPS/Mechanical fits up to 32-tooth cassettes ** (**Not compatible with Campagnolo 12-speed Record and Super Record derailleurs)