evo.com | Park Tool General Shop Tools > For the economically minded home mechanic, the Park Tool BBT-32 Compact Bottom Bracket Tool allows you to effectively install and remove both Shimano(R) and ISIS Drive(TM) 20-tooth bottom bracket cups with a standard 32mm wrench. Installs & Removes Shimano(R) + ISIS Drive(TM) 20-tooth Bottom Bracket Cups 32mm Wrench Flats | Park Tool BBT-32 Compact Bottom Bracket Tool 2023 - 32mm Wrench flats
