This is the Robinson Racing Xtra Hard Steel 18-Tooth Pinion Gear with a 5mm shaft hole. This is perfect for use on the Traxxas Revo and E-Maxx when running electric motors with a 5mm shaft.
- Extra hardened steel construction for durability
- Precision made
- For use in extreme conditions
Includes: One 18 tooth pinion gear, One 4x4mm set screw
Requires: Installation onto the motor shaft
Length: .48" (12.12mm)
Mounting hole diameter: 5mm