21T 0.8Mod 1/8 Bore CNC Steel Pinion Gear (ARA311083)

This tough steel 21 Tooth 0.8 Module CNC Pinion Gear is the perfect part for tuning the gear ratio of your vehicle.

This gear features strong and durable steel for long-lasting performance in extreme RC conditions. It is precision CNC machined with a wide tooth profile for smooth operation. This pinion gear suits a 1/8" (3.175mm) motor shaft diameter and is laser etched with the tooth count for easy identification. It also includes a precision manufactured threaded set-screw hole.