Wheels Manufacturing BB30 Bottom Bracket Adaptor for Hollowtech II Cranks ModelNumber=K4088 High-Carbon Ferrule uses best-quality steel

High-Carbon Ferrule uses best-quality steel and increased thickness for improved durability over standard ferrules

For Nordic Use

Tubeless ready rims

These rings fit any SRAM mountain bike crankset with a 94 BCD

Force AXS wide carbon left crank arm with power meter spindle

Wheels Manufacturing BB30 Bottom Bracket Adaptor for Hollowtech II Cranks ModelNumber=K4088 High-Carbon Ferrule uses best-quality steelWheels Manufacturing BB30 Bottom Bracket Adaptor for Hollowtech II Cranks. Machined engineering grade Delrin inserts for adapting bottom brackets to a different type of crankset spindle. TECH SPECS BB Frame Interface BB30 BB Shell Width (mm) 68 BB Shell Width (mm) 73 Weight 48 Spindle Interface Type Hollowtech II