【32P】 32P is the pitch of each tooth on the pinion gear and the 17T 18T 19T 20T 21T is the number of teeth on the pinion gear. Please make sure your spur gear and pinion gear have the same pitch, or the teeth won't mesh.
【Fits for 5mm shaft size motor of 1/8 1/10 RC car】The pinion gear combo is suited for 5mm shaft, it is an ideal universal upgrade pinion gear for Traxxas Redcat Tamiya Losi Arrma RC bruggy car.
【Durable and Reusable】Hardened steel 17 18 19 20 tooth, 32p gear for motors with a 5MM shaft.CNC machined- Hardened steel to increased wear resistance, last longer Life.
【Free Collocation】The RC car pinion gear set are made of quality steel, you can begin with the minimum tooth, Then upgrade to a bigger tooth, The speed depends on your gear ration, so we provide five different teeth pinion gear to make you more choice in gear ration and enjoy your happy RC racing time.
【32P Gear Combo Set】The package included 32p 17T 18T 19T 20T 21T pinion gear set and a hardened hex key, easy to install.
Note: Please make sure the RC motor shaft have the same diameter; Also make sure the spur gear and pinion gear have the same pitch, otherwise the teeth won't mesh.