Robinson Racing Extra Hard Steel Mod1 Pinion Gear w/5mm Bore (20T) Rear Driveshaft This will help ensure that

This will help ensure that your setup surface will not alter your measurements

which are hidden inside the toolbox

and imported high-precision and high-quality bearings make the motor super durable

this 1:18 scale crawler is ready to tackle rugged trails

Robinson Racing Extra Hard Steel Mod1 Pinion Gear w/5mm Bore (20T) Rear Driveshaft This will help ensure thatRobinson 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.