Hardened Steel 18T Mod1 5mm Pinion Gear with 2 Grub Screws

Set up your RC drivetrain with this Powerhobby 18-tooth module-1 pinion. Hardened-steel construction and a 5mm bore suit compatible motor shafts and module-1 spur gears.

Includes one pinion and two grub screws. Check shaft size, gear clearance, and gear mesh before operation.