CeramicSpeed OSPW Pulley Wheel System Shimano 9100/9150 8000 SS/8050 SS - Coated Races Alloy Pulley Carbon Cage BLK Length-410 Absolute click when computer is

Absolute click when computer is locked into position

Outer pocket (not waterproof)

SKS Hightrek 2

Improved aerodynamics for time trial and triathlon Tooth Count 38

CeramicSpeed OSPW Pulley Wheel System Shimano 9100/9150 8000 SS/8050 SS - Coated Races Alloy Pulley Carbon Cage BLK Length-410 Absolute click when computer isCeramicSpeed OSPW Pulley Wheel System for Shimano 9100 9150 and 8000 SS 8050 SS Coated Races Alloy Pulley Carbon Cage Black. The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low friction bearings and unique overall design. TECH SPECS Largest Cog 32 Fits Model Ultegra R8000 SS Fits Model Ultegra R8050 SS GS Fits Model Dura Ace R9100 Fits Model Dura Ace R9150 Fits