Park Tool BBT-19.2 BBTOOL

Bottom brackets occasionally require removal for service, replacement, or upgrading. The Park Tool BBT-19.2 is compatible with some bottom brackets that feature a 16-notch tool fitting, including most ShimanoA(R) models with outboard bearings. Constructed from high-precision hardened chromoly steel, and can be driven using a wrench, socket, or 3/8" drive wrench. BBT-19.2 FEATURES a Fits 16-notch threaded bottom bracket tool fittings with a 44-45 mm major diameter (outside of notches) and 42.7 mm minor diameter (inside of notches), including: a ShimanoA(R) BB80, BB5700, XT BB70, BB51, and previous external bearing threaded cups a CampagnoloA(R) a SRAMA(R)/TruvativA(R) GXP a Chris KingA(R) a FSA MegaExoA(R) a HopeA(R) a Race FaceA(R) X-type a SurlyA(R) a Wheels Manufacturing(TM) a FulcrumA(R) a Also fits 16-notch BafangA(R) BBSH, BBS02 mid-drive e-bike motor lockrings a Features a 3/8" drive fitting and 1" wrench flats