Traxxas 6491R Gear, 18-T pinion (machined) (1.0 metric pitch) (fits 5mm shaft)/ set screw (for use only with steel spur gears)

Traxxas Machined Mod 1.0 Pinion Gear with 5mm Bore. This is an optional machined pinion gear intended for the Traxxas E-Revo 2.0 and the Traxxas Maxx.