CeramicSpeed OSPW Pulley Wheel System Shimano 9100/8000 Series - Coated Races 3D Printed Titanium Pulley Carbon Cage Ti Model=Fat Albert Rear Tire Training handles offer a great

Training handles offer a great way to learn to balance on two wheels

Durable anodized finish

For modern disc brake bicycles Shimanos E-THRU axles deliver ease of use and wheel fixing security thanks to quality materials and Shimanos internal cam mechanism

Campagnolo Spokes

CeramicSpeed OSPW Pulley Wheel System Shimano 9100/8000 Series - Coated Races 3D Printed Titanium Pulley Carbon Cage Ti Model=Fat Albert Rear Tire Training handles offer a greatCeramicSpeed OSPW Pulley Wheel System for Shimano 9100 8000 Series Coated Races 3D Printed Titanium Pulley Carbon Cage Ti. 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 Defined Color Silver Drivetrain Speeds 11 Fits Brand Shimano Fits Model Ultegra R8000 SS Fits Model Ultegra R8050 SS GS Fits Model