Wheels Manufacturing BSA Bottom Bracket – Shimano Hollowtech II Spindle ABEC 3 Orange

Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II Spindle ABEC 3 Orange. Wheels MFG BSA Bottom Brackets for frames that accept English (BSA) threaded bottom brackets TECH SPECSBottom Bracket Shell I.D. 1.37BB/Frame Interface EnglishBB Shell W