Product Description For safe disassembly/assembly of bearing cups: the BBT-90.3 Bottom Bracket Bearing Tool Set by ParkTool For the installation and removal of bearings or Press Fit bearing units on BB90, BB92, Shimano Press Fit, SRAM Press Fit GXP, Race Face Press Fit or other Press Fit bottom bracket systems. The set includes an ejector that unfolds on the back of the bearing cup after being inserted into the bottom bracket shell. The bearing cup is dislodged with light blows from a hammer on the tip of the expander. Includes two bushings for installing the bearing shells in conjunction with an HHP-2 press tool. Compatibility:BB90BB92Shimano Press FitSRAM Press Fit GXPRace Face Press Fitsimilar systemsManufacturer Number:BBT-90.3 Note: this tool should only be used with 24 mm bottom brackets. Contents:1 x ParkTool BBT-90.3 bottom bracket tool for press-fit bottom brackets2 x bushings (for use with the mounting devices HHP-2) Manufacturer: Park Tool Company 1185 Eagle Lake Rd Shoreview MN 55126 USA info@parktool.com Distributor: GROFA Action Sports GmbH Otto-Hahn-Straße 17 65520 Bad Camberg Germany info@grofa.com