Park Tool BBP-1.2 Bottom Bracket Bearing Press SetPark Tool BBP 1. 2 Bottom Bracket Bearing Press Set. The Park Tool BBP 1. 2 Bottom Bracket Bearing Press Set quickly and accurately installs bottom bracket bearings cups and adaptors into press fit bottom bracket shells. The complete set of precision machined bushings match up with most common bottom bracket cup dimensions The press assembly features a comfortable handle oversized shaft and magnetic back plate for quick and easy assembly Magnetic