Park Tool Bottom Bracket Tool 16 Notch 44mm OD (BBT-19.2) battery-size_612wh Hard Chrome plated inner and

Hard Chrome plated inner and outer plates for faster and more precise shifts

Weight: 94 grams (with bracket and batteries)

Inner-plate treated with SHIMANO's ultra-low friction surface treatment “SIL-TEC” (inner plate)

ensuring full engagement with the tool fitting and preventing slippage

Going Tubeless

Park Tool Bottom Bracket Tool 16 Notch 44mm OD (BBT-19.2) battery-size_612wh Hard Chrome plated inner andAbout Park Tool Bottom Bracket Tool 16 Notch 44mm OD (BBT 19. 2) 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 Shimano models with outboard bearings. Constructed from high precision hardened chromoly steel, and can be driven using a wrench, socket, or 3 8" drive wrench. Features Fits 16 notch