CeramicSpeed OSPW Pulley Wheel Aero System Shimano 9100/9150 8000 SS/8050 SS - Coated Races Alloy Pulley Carbon Cage BLK ModelNumber=J2935 Enduro 355 Carbon 29 inch

Enduro 355 Carbon 29 inch 32h

Small window cut away from the centerline of the saddle base to provide additional relief from pressure on your sensitive areas

Not compatible with other chains Drivetrain Speeds Single Chain Compatibility 3/32 Interlock

Misc 180mm

CeramicSpeed OSPW Pulley Wheel Aero System Shimano 9100/9150 8000 SS/8050 SS - Coated Races Alloy Pulley Carbon Cage BLK ModelNumber=J2935 Enduro 355 Carbon 29 inchCeramicSpeed's OSPW Aero system has been developed in close collaboration with one of the world's leading aerodynamicists. The development process behind the OSPW Aero spanned over two years where extensive wind tunnel testing influenced multiple design iterations. The end result is an entirely new cage structure wrapped around our existing mechanically optimized design. Locally reduces drag by an average of 40% compared to stock derailleurs Developed