Park Tool BBT-147-12 Steel Bottom Bracket Tool AC Optimized hood shape fits a

Optimized hood shape fits a wide range of hand sizes

The adjustment system works via an external clamping mechanism which allows for easy adjustments and offers a high holding force

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Coaches can assist with gentle corrections until the rider gains confidence

"Editors' Choice Gold 1999" – Backpacker Magazine

Park Tool BBT-147-12 Steel Bottom Bracket Tool AC Optimized hood shape fits aConstructed from precision machined 4140 steel, the BBT 147 12 is a heavy duty tool for the removal and installation of select threaded bottom brackets with 12 notch tool fittings, including Chris King ThreadFit T47 and ThreadFit 30. The BBT 147 12 is designed to be compatible with any bottom bracket with the corresponding tool fitting, with an extra deep body to accommodate extra wide spindles and low profile walls at the point of engagement for