Park Tool BBT-19 Bottom Bracket Tool
The new BBT-19 is a heavy duty, shop quality tool for installing and removing 16-notch external bearing bottom bracket cups. Made from investment cast steel, the BBT-19 can be used with either a 3/8" drive torque wrench, 3/8" ratchet driver, FRW-1 Freewheel Remover Wrench, or 1" wrench.
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