Park Tool BBT-19.2 Bottom Bracket Tool - 16-Notch 44 mm OD giant Enhanced chain security and quieter

Enhanced chain security and quieter shifting for gravel riding

and the rear freehub rapidly engages for efficient acceleration away from the starting line and up hills

TSS tubeless ready Spokes DT Competition Race

• Designed for long rides in the wettest

The Boundary CO ₂ provides a quick and efficient way to re-inflate the tire in an emergency

Park Tool BBT-19.2 Bottom Bracket Tool - 16-Notch 44 mm OD giant Enhanced chain security and quieterBottom 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. Specifications Fits 16 notch threaded bottom bracket tool fittings with a 4445 mm major