Feature:1. Main Function: The differential is used to improve the driving performance and control performance of the remote control car.2. Easy to Install and Remove: Reasonable design makes the rear axle differential easy to install and disassemble, and it can directly replace old or damaged parts.3. Aluminum Alloy: Made of high quality aluminum alloy, the rear differential has high performance, rust resistance and durability.4. Lightweight: Light in weight and easy to carry, the differential will not bring burden to the RC car, more convenient to use.5. Applicable Models: Great accessories to upgrade your remote control car, fit for WPL D12 1 or 10 RC Car.Specification:Item Type: RC Rear Axle DifferentialMaterial: Aluminum AlloyProduct Color: As Pictures Shown Product Length: Approx. 97mm or 3.8inProduct Weight: Approx. 13g or 0.5ozApplicable Models: Fit for WPL D12 1 or 10 RC Car.Package List:1 x Differential 1 x Accessories Note:1. Please allow 1and 8209 3mm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.