Robinson Racing Products 32 Pitch Pinion Gear, 12T 32P, 12T, 1/8in bore pinion gear.
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Robinson Racing Products 32 Pitch Pinion Gear, 12T Part# 0-RRP0120
32 pitch pinions precision cut from hard steel alloy, lightened for reduced weight. 1/8 inch bore. One 5-40 set screw included.