Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II Spindle ABEC 3 Green MFPN=100-020-008 integrated ventilation zones to maximize

integrated ventilation zones to maximize moisture management

and 4mm hex

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multicoating and is also hydrophobic

Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II Spindle ABEC 3 Green MFPN=100-020-008 integrated ventilation zones to maximizeWheels 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