The BBT-90.3 Press Fit Bottom Bracket Bearing Tool Set is designed for installation and removal of bearings and bearing units used in BB90, BB92, Shimano® press fit, SRAM® press fit GXP®, Race Face® press fit and other press fit bottom bracket systems using 24mm or 22mm spindles. The BBT-90.3 includes a bearing removal tool and two bushings, which are used in conjunction with a Park Tool Bearing Press to press the bearings into the bottom bracket shell.