HPI Racing - Steel Pinion Gear, 10 Tooth, Micro RS4

HPI Racing

$ 8.99 
SKU: HPI72482

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Fine-tune the speed and acceleration of the Micro RS4 with a selection of tough metal pinion gears. Use a larger pinion for higher top speeds, or use a smaller pinion gear for increased acceleration.

Includes a set screw for attaching the pinion to the motor shafts.