Complete tool kit for installing Wheels Manufacturing bottom bracketsKit includes our new bottom bracket socket tool for installing our BB cups, along with new sealed bearing drifts for the following ID bearings 22mm, 24mm, 29mm and 30mmCompatible with all Wheels Manufacturing bottom brackets with the following spline patterns: 48.5mm x 16-notch and 44mm x 16-notchMay also be compatible with FSA MegaEVO BB cups, Shimano, SRAM/Truvativ, Campagnolo Ultra Torque and FSABB Bearing PressRedBP0007UPC/EAN/GTIN: 811079027092