Our Praxis TT Road Chainrings are the result of relentless testing and tweaking, matched with the best material and manufacturing processes to create some of the smoothest running, most durable and sweetest shifting Chainrings available. These TT Rings are machined from 7075 T6 Aluminium and hard anodized for even more durability. They also feature our famous LevaTime Shifting Technology, which boasts synchronized ramps and strategically placed shift pins for perfectly timed shifts every time.PLEASE NOTE: Chainring Bolts are NOT included.SHIMANO - Our Praxis time trial chainrings work great with the new Shimano 10/11sp chain and drivetrains (Di2 included) when mounted to a traditional 5-arm mount 110 or 130 BCD Shimano crank. They also work great with traditional 5-arm mount aftermarket cranks such as THM, Rotor, Cannondale, Specialized, LOOK and FSA cranks… *Our chainrings do not mount to the new DA9000 crank with its new custom asymmetrical BCD.SRAM - Our chainrings work great with the SRAM 10sp and 11sp drivetrains when mounted to a traditional 5-arm mount 110 or 130 BCD SRAM crank. They also work great with traditional 5-arm mount aftermarket cranks such as THM, Rotor, Cannondale, Specialized, LOOK and FSA cranks.EXOGRAM RED/FORCE/RIVAL CRANKS - Our rings are not made for the brand new SRAM ‘Exogram’ cranks as they are a custom 4-arm mounting. -YAW FRONT DERAILLEUR - Our rings shift great with the new SRAM “Yaw” front derailleur.CAMPY - Our rings work great with Campy 10/11sp chain and drivetrains (EPS included) when mounted on a traditional 5-arm mount 110 or 130 BCD crank such as a THM, Rotor, Cannondale, Specialized, LOOK, FSA crank. Our rings DO NOT mount to Campy cranks.LEVATIME – Our LevaTime shifting is the product of years of relentless testing and tweaking. The final result is a set of some of the finest and fastest-shifting rings available. With a LevaTime ring, several custom shift pins are placed strategically at points on the ring to provide a perfectly timed lift. Synchronized ramps are tuned with a specific inner ring, providing a clean channel for the chain to move upwards. Each individual tooth is sculpted to handle a specific duty. Along with that, the Praixs time trail chainring's precisely located scallops help control chain movement and prevent chain suck.Specification:• LIMITED EDITION MACHINED PRODUCTION• 54/42 130BCD.• Heat Treated and Hard Anodized 7075 T6 Aluminium.• Work with Shimano™ 10/11, Campy 10/11, SRAM 10/11 drivetrains.• Designed for traditional 5-arm 130BCD cranks.• We highly suggest KMC, Shimano™, or Campy chains.• Not compatible with 4-arm Campy or 4-arm SRAM Exogram cranks.• GREAT for use with Di2 or EPS systems.• Power2Max, SRM, and Quarq power meter compatible.
Key Features:For use with Direct Mount cranks with the 3-Bolt SRAM style interface.Specification:38T, 40T, 42T | 3-Bolt Direct Mount | 7075-T6,Wave™ Tech tooth profile,10/11/12sp Shimano/KMC/SRAM,Stamped and machined manufacturing with hard black anodizing for durability,REAR DER- Must use a ‘CLUTCH’ type rear derailleur. Example Shimano Shadow or SRAM Type 2,In rough terrain, or just for security, we still recommend use of an upper guide,In very rough terrain, or just for pure security, we still recommend use of an upper guide.
With e-bike use around the globe booming, we recognized a huge need for high-end lightweight carbon e-crank arms. With the wide variety of motors out there, we also knew that we’d need an assortment of crank designs to fit all the different bikes. So, with the goal to bring Praxis high-performance to the world of e-bikes, we’ve launched a full line of carbon e-cranks for many of the industry’s most well known motors.Working closely with Specialized, we’ve created e-crank arms for many of their e-bikes. Simply pull off the stock aluminium crankarms and bolt on these carbon cranks for a lighter, higher performance setup on your Specialized e-bike. eCranks for new Specialized SL 1.1 motor with M30 Spindle/spline. Version for the Creo Road family and Levo SL MTN family. Key Features:For Specialized eBikes with “SL 1.1” motor with Praxis M30 spindle/spline.,160, 165 and 170mm lengths w/rubber boots. (For Levo SL family of bikes).,M30 Alloy main crank bolt with self-extractor | 8mm Allen for Install/Removal | 50Nm torque.,165mm weight 350g.,182mm Qfactor when installed on the SL1.1 motor.,.
Working closely with Specialized, Praxis have created e-crank arms for many of their e-bikes. Simply pull off the stock aluminium crank arms and bolt on these carbon cranks for a lighter, higher performance setup on your Specialized e-bike. eCranks for the Levo, Kenevo, Vado, Como eBikes with the steel ISIS spindle/motor (not SL family).• Left & Right crankset | Alloy eCranks | Cold Forged Aluminium.• 160mm, 165mm and 170mm lengths.• Alloy main crank bolt with self-extractor | M30 bolt.• 8mm Allen wrench for install/removal of cranks | 50Nm torque.• Weight 485g+/-.
Deep in the hills of Santa Cruz, cyclists are brought to their knees by a nasty, four mile, 1800 ft. climb named Alba Road. This respected ascent was the inspiration for our Alba road crank. With its shapely forged-alloy arms connected to our M30 alloy spindle, choice of smooth-shifting Praxis Works cold forged chainrings and M30 bottom brackets (required and sold separately), the Alba is ready for anything you pedal up against. The Alba M30 road bike crank can be installed in a BSA, BB86, 386EVO, BB30, PF30, T47, BBRight or older Specialized OSBB road frame.Features:TECHNOLOGY• Alloy Arms.• M30 Spindle/Bottom Bracket System.• 2x NEW LT2 X-Rings – Learn More Here• 2x LevaTime® shifting tech – Learn More Here• 1x Wave™ tooth profile rings – Learn More HereCOMPATIBILITY NOTESThe Alba M30 road crank uses our Praxis M30 spindle/BB. M30 bottom bracket versions offered : BSA, BB86/90/92, BB30, PF30, 386EVO, T47, and BBRight.Shimano - Praxis rings shift great with both Di2 and mechanical Shimano 10/11sp drivetrains. Highly suggest Shimano, KMC, or Campy chain.SRAM - Praxis rings shift great with the e-Tap and mechanical SRAM 10/11sp drivetrains. Highly suggest Shimano, KMC, or Campy chain.Campy - Praxis rings shift great with the EPS and mechanical Campy 10/11sp drivetrains. Highly suggest Shimano, KMC, or Campy chain.Specifications:• Alloy Arms | New LT2 Spider.• New LT2 X-Rings.• Steel CR bolts.• 165/170/172.5/175mm lengths.• 48/32, 50/34, 52/36t.• M30 Spindle | Requires Praxis M30 BB.• Works with 10/11sp chains.• Weight: 800g+/- (172.5mm with 50/34t).• Q-Factor: 147mm.