shell width:68MM-73MM Thread:BC1.37-24T colour:black red weight:80g wrench:46-12/24(SRAM DUB) Bearing grade: ceramic, ABEC-7, G3 silicon nitride ceramic ball suitable for SRAM DUB specifications.
shell width:68MM-73MM Thread:BC1.37-24T colour:black red weight:80g wrench:46-12/24(SRAM DUB) Bearing grade: ceramic, ABEC-7, G3 silicon nitride ceramic ball
suitable for SRAM DUB specifications.