1、Manufacturing Material: Made of high quality aluminum alloy material, durable, wear resistant, more delicate appearance. Suitable for HBX 1/18 18859E 18858E 18857E off road vehicles. 2、Stable Driving: Effectively improve the performance of your car, and reduce the vibration caused by rugged road, so that the remote control car stable driving. 3、Easy to Install and Disassemble: Easy to install and disassemble, with higher durability and more powerful performance, resulting in higher strength. 4、Aesthetically Designed: Aesthetically designed, aluminum alloy does not bend like plastic under pressure or at high temperatures. 5、High Performamce: It helps to improve the overall performance of the remote control car, and can directly replace the plastic parts for higher strength. Item Type: RC Car Fixed Arm Seat Weight: Approx.7g / 0.2oz Material: Aluminum Alloy Product Length: Approx.37mm / 1.5in (Front), Approx.29mm / 1.1in (Rear) Applicability: Suitable For HBX 1/18 18859E 18858E 18857E Off Road Vehicles 1 Set x Front And Rear Swing Arm Seat (2 Accessories In Total) 4 x Screw