Feature: 1. Applicable Scenarios: This gear set is suitable for 1/10 for Traxxas Slash 2WD, for Rustler 2WD, for Stamped 2WD RC, check the model for better fit 2. Steel Material: This gear is made of premium steel material, with stable rolling, strong wear resistance and long service life. 3. 2 Small Gears: Provides two small gears with different numbers of teeth, allowing you to have more choices in the gear box ratio and making your RC car perform better. 4. With Screws: Good processing makes the gear roll smoothly, easy installation, simple operation, and screws are provided in the package. 5. Improve Performance: Small in size and light in weight, this gear kit can give full play to the best performance, improve the power and overall performance of the remote control car, and work closely together. Specification: Item Type: 1/10 RC Car Spur Gear Material: Steel Number of Big Gear Teeth: 86T Number of Small Gear Teeth: 19T, 21T suit (one for each) Applicable: 1/10 for Traxxas for Slash 2WD, for Ruster 2WD, for Stamped 2WD and other remote control vehicles.. Package List: 1 x Big Gear 2 x Small Gear 3 x Set Screw 3 x Screw