Wheels Manufacturing BB30 Bottom Bracket Adaptor for Hollowtech II Cranks Disc Brake Adaptor This discoloration is normal and

This discoloration is normal and will not compromise performance

7 2x10-speed models and are also available for 11 speed drive trains

Disc brake adaptors to fit standard post mount brakes to a variety of fork and frame mounts

It has a design that delivers great power and feel

Goatlinks are designed to optimize the derailleur's position relative to your cassette

Wheels Manufacturing BB30 Bottom Bracket Adaptor for Hollowtech II Cranks Disc Brake Adaptor This discoloration is normal andWheels 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 Shell Width (mm) 68 BB Shell Width (mm) 73 BB Frame Interface BB30 Spindle Interface Type Hollowtech II Weight 48