High-Quality RC Motor Gear Set - Universal 17T 19T 21T 23T Pinion Gears for 1/10 Scale RC Cars - Durable Replacement Parts for RC Model Vehicles - Perfect for Racing, Drifting & Off-Road RC Car Upgrades

Specification: Item Type: RC Motor GearMaterial: SteelColour: BlackNumber Of Teeth: 17T 19T 21T 23THole Diameter: 3.175mmPitch: 0.53MoProduct Size: Approx.17T Product Size: ￠10 x 10mm / 0.4 x 0.4in19T Product Size: ￠11 x 10mm / 0.43 x 0.4in21T Product Size: ￠12 x 10mm / 0.47 x 0.4in23T Product Size: ￠13 x 10mm / 0.5 x 0.4inApplicability: Suitable For 1/10 Model Car 3.175mm Shaft Brushless Brush Motor (Such As: for ZD Racing DBX10, for Traxxas, for Axial Scx10, Etc.) Package List: 1 x 17T Motor Gear 1 x 19T Motor Gear 1 x 21T Motor Gear 1 x 23T Motor Gear 4 x Machine Screw Note: 1. Manual measurement, allow 1‑3mm error, thank you!2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.

【High-Quality Material】: High-quality 114 steel hardened material is used, with high strength, wear resistance, good performance and long service life. The pinion surface is hard anodized and rust-resistant for long-lasting performance.

【Good Performance】: Good machining makes the gears roll smoothly and has the ability to withstand high forces, making your rc car have good driving performance.

【Four Teeth】: The speed depends on your gear ratio, and there are four different tooth number pinions for you to choose the gear ratio.

【Small Size And Light Weight】: It can give full play to the best performance, improve the power and overall performance of the remote control car, and cooperate closely.

【Easy Installation】: With fixing screw holes, it is easy to install and operate, and there are organic screws in the package to make your installation and maintenance easier.