General description 100% Brand New, made of high-quality metal material, this 5X Metal Transmission Gear with Steel Gears D Axis Gearbox is designed for D12 1/10 RC Car upgrade parts and accessories. It is stronger, more durable, and enhances the overall appearance of your RC car. The product is easy to use and replace. Technical specifications Material: Metal Color: Silver Package Contents: 15 Pinion Gears (25T, 12T, 18T, 10T, and 24T), 5 D Gears, 10 Bearings, 5 Wrenches, 5 Set Screws Measurement allowed error: +/- 1-3 cm