Description: Material: aluminum alloy / stainless steel. Quick release design allows for fast installation and removal of tool. Function: Dismantle and install the bottom bracket shaft bearing and outer casing. Suitable for pressing and disassembling specifications: 6805 (25X37X7) 6806 (30X42X7) Press-in BB R92/T86 R30 (BB30 to BB24 converter) Static press-in and disassembly of the PF30, BB386, etc. Can be used for the removal and installation of press-fit center shafts such as BB86, BB30, BB91, BB92, PF30 It can remove almost all common hollow threaded shaft bearings and installation and disassembly of BB86, BB30, BB91, BB30 to 24, BB92 and other press-in center shafts. Specification: Type: Entry Type, Professional Type (Optional) Most of the accessories are the same, the entry version has all the features of the professional upgraded version, the upgraded version uses a stainless steel handle, the force will be more stable during installation, the bearing and the shell are evenly stressed, the use of the hand will be better. Package Includes: 1 Set Bicycle Bearing Press Tool Kit(2 Pack)