shell width:68MM-73MM Press diameter:φ46*φ46 Shaft diameter:φ28.99*φ28.99 colour:black red weight:115g Bearing grade: ceramic, ABEC-7, G3 silicon nitride ceramic ball wrench:46-12/24(SRAMDUB) No need to press special tools, just use ordinary wrench to install
PF30-DUB LS bottom bracket, suitable for SRAM DUB specifications.