Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II Spindle ABEC 3 Green MFPN=100-020-008 including SRAM Flattop

including SRAM Flattop

and slightly angled hexagonal knobs on the sides

Includes Wolf Tooth rubber bar plugs

Without these precautions

Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II Spindle ABEC 3 Green MFPN=100-020-008 including SRAM FlattopWheels Manufacturing BSA Bottom Bracket Shimano Hollowtech II Spindle ABEC 3 Green. 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 Green