Feature: 1. High Quality Material: The motor gear motor seat set is made of high quality steel material, durable, stronger to use and better control your RC car. 2. Stable Performance: Effectively improve the performance of your car, and reduce the chance of gear virtual position and sweeping, so that the remote control car runs smoothly. 3. High Efficency: A more efficient power transmission system provides a smoother ride and improves the power of the RC car. Let you experience a more comfortable driving experience. 4. Lightweight: The light weight does not increase the burden of the remote control car, the structure is firm and stable, the performance is stable, and it is not easy to deform. 5. Easy Replacsment: Reasonable design, easy installation and disassembly, direct replacement of damaged parts to obtain higher strength. Specification: Product name: RC car motor gear motor seat set Gross Weight: 25g / 0.88oz Motor Seat Material: Aluminum alloy Color: Blue Motor Gear Material: Steel Color: Silver Gear Number: 19T Applicable: For WLtoys 124016, 124017, 144010 and other remote control cars.. Package List: 1 x Motor Seat1 x Motor Gear1 x Machine Screw1 x Wrench