ADORLY 32P 5mm Pinion Gear Set 17T 18T 19T 20T 21T for Arrma 4s 3s Mega Typhon Senton Fury Vorteks Grom Gorgon Granite Big Rock Kraton Mojave Outcast

ADORLY 32P 5mm Pinion Gear Set 17T 18T 19T 20T 21T for Arrma 4s 3s Mega Typhon Senton Fury Vorteks Grom Gorgon Granite Big Rock Kraton Mojave Outcast

Durable metal construction for long-lasting performance The pinion gear shaft diameter or bore is 5mm, make sure your RC motor shaft have the same diameter Comes with set screws for each pinion gear, the pinion gear combo set also included a hex key, easy to install Provide the option of being able to change your gear ratio for different track conditions 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. You have to make sure your spur gear and pinion gear have the same pitch, or the teeth won't mesh

Package include:

1 X 32P 5mm 17T pinion gear

1 X 32P 5mm 18T pinion gear

1 X 32P 5mm 19T pinion gear

1 X 32P 5mm 20T pinion gear

1 X 32P 5mm 21T pinion gear

5 X 32P Screws