Made of High Quality Material, Stronger And More Durable Easy to use,Easy to replace Suitable for:XLF X03 X04 X-03 X-04 X05 X06 F10 F19 1/10 RC Car Tool Supplies:Assembly Category RC Parts & Accs:Servo Accessories Use:Vehicles & Remote Control Toys Technical parameters:Value 2 Remote Control Peripherals/Devices:Receivers For Vehicle Type: Four-wheel Drive :Assemblage Wheelbase:Screws color:Black Material:metal+plastic Package Contents: 1 x Front Gearbox with Gear 1 x Rear Gearbox with Gear Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.