Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II Spindle ABEC 3 Blue MFPN=HWYABL00S1961S The breakers are lightweight 120-TPI

The breakers are lightweight 120-TPI nylon proving that heavy protection doesn’t have to be heavy on the scale Flat Protection Tread and Sidewall TPI 120 Color Black

The XTR Cap Driver is specifically designed to remove and install the crank arm bolt cap on Shimano-XTR-M9100 series crank arms

bearing# 6902 MAX-EB ID x OD x W (mm) 15x28x7/9

KT hub with alloy body

Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II Spindle ABEC 3 Blue MFPN=HWYABL00S1961S The breakers are lightweight 120-TPIWheels Manufacturing BSA Bottom Bracket Shimano Hollowtech II Spindle ABEC 3 Blue. 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 Blue