Park Tool Bottom Bracket Tool 16 Notch 44mm OD (BBT-19.2) size-34 but features things like removable

but features things like removable skid plates for better protection and serviceability

Keep them within reach with the PTH-1

Made from polycarbonate construction

Construction: In-Mold Technology Polycarbonate Micro Shell

it's the all new Spark 920

Park Tool Bottom Bracket Tool 16 Notch 44mm OD (BBT-19.2) size-34 but features things like removableAbout 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