Robinson Racing Extra Hard 5mm Bore (1.0 Mod) Pinion 14 Teeth RRP1214

Extra Hard 5mm Bore (1.0 Mod) Pinion 14 Teeth Robinson Racing Extra Hard Steel 5mm Bore Mod1 Pinion gears were developed for 1/8 scale applications and fit most 1/8 scale nitro spur gears perfectly. They are available in a variety of tooth count options to fine tune the torque and top speed of your model. Package includes one pinion gear and one 4x4mm set screw.