Box-packed include: 1 X 48P 3.175mm 19T pinion gear; 1 X 48P 3.175mm 20T pinion gear; 1 X 48P 3.175mm 21T pinion gear; 1 X 48P 3.175mm 22T pinion gear; 1 X 48P 3.175mm 23T pinion gear; 5 X 48P Screws; 1 X Screwdriver. 5 different teeth pinion gear come with box to make you more choice in gear ration.
Smooth Work: More precise machine processing, so that the gear and your car more perfect fit, reduce noise.
Compatible with: we provide 3.175mm hole 48P pinion gear set comes with a set screw, suitable for all the RC car with 1/8 inch shaft with an 48p spur gear.
Good Quality: The use of harder metal materials, not only makes it more smooth when used, but also reduces noise, reduces wear, and greatly last longer life.
Great Service:We offer any help about the product. If you have any questions about this product, please contact us directly through Amazon.