The Park Tool ST-3 3-Way Socket Wrench, click to enlarge
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Item # ST-3

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3-Way Socket Wrench

The Park Tool ST-3 combines the three most common bolt and nut sizes found on a bicycle into the iconic shape of a Park Tool 3-way wrench, for use on brakes, racks, accessories and more. forged chrome vanadium steel sockets.

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ST-3 Features

  • 8 mm, 9 mm, and 10 mm sockets