Park Tool OBW-4 Offset Brake Wrench PSI smoother shifts under maximum pedaling

smoother shifts under maximum pedaling force

850 g (172

The legendary BlackChili Compound provides a sustainable answer to the recurring question of the optimum balance between grip and rolling resistance

A Roll Top closure allows flexibility when packing

made from heavy black cardboard FSC certified

Park Tool OBW-4 Offset Brake Wrench PSI smoother shifts under maximum pedalingThe Park Tool OBW 4 is a specialty bicycle wrench designed for the installation and adjustment of side pull and dual pivot bicycle rim brakes. Its unique offset design and thin profile (2. 1mm thick) allow it to access tight places where standard wrenches would be impractical. The OBW 4 features 10, 11, 12, and 13 mm wrench openings to fit wrench flats found on many side pull and dual pivot brake calipers. Mfr Claimed Weight TBC