Park Tool Bottom Bracket Tool BBT-22 Shimano & Isis drumbeat21-474 World famous Park Tool quality

World famous Park Tool quality wrapped up in a great set of metric combination wrenches

- Dissolves rust

Construction

The Giro Source MIPS is a high quality MTB Helmet that does everything well - safety

- Fits 26" and 700c frames

Park Tool Bottom Bracket Tool BBT-22 Shimano & Isis drumbeat21-474 World famous Park Tool qualityThe BBT 22 is a shop quality tool for installing and removing Shimano and ISIS Drive splined 20 tooth bottom bracket cups. Made from investment cast steel, the BBT 22 utilizes a flat tooth profile to ensure maximum engagement with the bottom bracket cup. Can be used with a 3 8" drive torque wrench, 3 8" ratchet driver, 32mm wrench, FRW 1 Freewheel Remover Wrench, or 1" wrench.