🏆【32P Pinions Specification】The hole diameter of the 15T/17T/19T pinion gear set is:5.0mm/0.196inch, come with three 3.175mm coupler to convert 3 pinions apertures to 3.175mm/0.125inch. Work on 5mm and 3.175mm shaft motors(3650 550 540 3660 3670 3674 4274 4268 etc).
🏆【Steel Gear】Suit for Slipper Clutch Made of heavy-duty hardened steel, long time life span (NOTE: Please use the provided screws to lock the gears to avoid damage to the gears!).
🏆【Free Style】The speed depends on your gear ratio. We provide three different teeth pinion gear to make you more choice in gear ratio.