Hardened Steel 42T Mod1 8mm Pinion Gear with 2 Grub Screws

Set up your RC drivetrain with this Powerhobby 42-tooth module-1 pinion. Hardened-steel construction and a 8mm 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.