Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II Spindle ABEC 3 Purple Weight-980g Assorted aluminum headset stack spacers

Assorted aluminum headset stack spacers are precision cut to ensure proper headset function

Additionally

8mm rise +/-6 deg length 70mm color silver

Beats many powders in glide tests when combined with TK-73 and attached with rotocork or rotofleece

Compatible with standard 22

Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II Spindle ABEC 3 Purple Weight-980g Assorted aluminum headset stack spacersWheels Manufacturing BSA Bottom Bracket Shimano Hollowtech II Spindle ABEC 3 Purple. Wheels MFG BSA Bottom Brackets for frames that accept English (BSA) threaded bottom brackets TECH SPECS Bottom Bracket Shell I. D. 1. 37 BB Frame Interface English BB Shell Width (mm) 68 BB Shell Width (mm) 73 Weight 105 Spindle Interface Type Shimano Hollowtech II Spindle Interface Type RaceFace EXI Spindle Interface Type FSA MegaExo Defined Color Purple