Feature:1. 17T-22T pinion motor gears combo2. Includes set screw3. Made of high quality material4. Durable metal construction for long-lasting performance5. Rust-proof treatment on the surface of gears6. For 3.175mm shaft motor of 1/10 RC off-road buggy monster truck7. 17T-22T pinion motor gears combo.8. Includes set screw.9. Made of high quality material.10. Durable metal construction for long-lasting performance.11. Rust-proof treatment on the surface of gears.Specification:M0.53 17T 18T 19T 20T 21T 22T pinion motor gear for 1/10 RC CarFeatures:17T-22T pinion motor gears comboIncludes set screwMade of high quality materialDurable metal construction for long-lasting performanceRust-proof treatment on the surface of gearsFor 3.175mm shaft motor of 1/10 RC off-road buggy monster truckSpecifications:Brand: ZD RacingMaterial: MetalM0.53Teeth: 17T 18T 19T 20T 21T 22THeight: 9.8mmTip diameter17T: 10.1mm18T: 10.6mm19T: 11.1mm20T: 11.7mm21T: 12.2mm22T: 12.7mmSuitable shaft diameter: 3.175mmPackage information:Package size: 8.5 * 4 * 2.5cm / 3.3 * 1.6 * 1.0inPackage weight: 32g / 1.1ozPolybag packagePackage list:1 * ZD Racing M0.53 17T Pinion Motor Gear1 * ZD Racing M0.53 18T Pinion Motor Gear1 * ZD Racing M0.53 19T Pinion Motor Gear1 * ZD Racing M0.53 20T Pinion Motor Gear1 * ZD Racing M0.53 21T Pinion Motor Gear1 * ZD Racing M0.53 22T Pinion Motor GearPackage List:1 * ZD Racing M0.53 17T Pinion Motor Gear1 * ZD Racing M0.53 18T Pinion Motor Gear1 * ZD Racing M0.53 19T Pinion Motor Gear1 * ZD Racing M0.53 20T Pinion Motor Gear1 * ZD Racing M0.53 21T Pinion Motor Gear1 * ZD Racing M0.53 22T Pinion Motor Gear