5mm Mod 1 Pinion gears

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$15.00
15 25 $14.00 - $20.50
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5mm bore mod 1 pinion, Hardened Steel. Gears have been tested to 190mph+, On the 23t and 24t the shoulder where the set screw are is the same size as the 8mm shoulder, see pictures.

used for some 10th scale and most 8th scale 5mm motors