Item Type: RC Car Differential GearMaterial: SteelGross Weight: 20g/0.71ozNumber of Teeth of Large Gear: 20TNumber of Pinion Teeth: 10TApplicable Differential: Can be used with 29mm differentialApplicable: for ARRMA 6S, 1/7 for Mojave, 1/8 for Kraton, for Notorious, for Outcast and other RC cars. 1Durable: This durable RC car differential gears withstand extreme service conditions and they has long service life. 2High Efficiency Shafts: The RC car differential main gear set has long lasting durability and high speed, high efficiency shafts. 3Improve Car Performance: The RC spur gear set can effectively improve the performance of your car, and reduce the chance of gear virtual position and tooth sweep, so that the remote control car can run smoothly. 4Efficient Power Transmission System: The RC pinion gear set has a more efficient power transmission system that can provide a smoother ride and improve the driving force of the remote control car. 5Steel: Made of premium steel, this RC car gear set is applicable for ARRMA 6S, 1/7 for Mojave, 1/8 for Kraton, for Notorious, for Outcast RC cars.