Features: 1Lightweight: The set is lightweight that will not increase the burden of RC car, which makes a faster and smoother performance. Suitable for Traxxas 1/10 MAXX 2.0 RC cars. 2Aluminum Alloy: RC front and rear lower arms set is made of premium aluminum alloy material, which is durable, wear resistant, high strength and more refined appearance. 3Stable Performance: Perfect RC car upgrade accessories can reduce vibration caused by thrashing road surfaces, providing a good and glossy ride for model cars. 4Non Bending: Aside from being aesthetically pleasing, aluminum alloys don't bend like plastics do under pressure or at high ambient temperatures. 5Easy to Use: Easy to install and disassemble, you can directly replace the original plastic parts or damaged parts for higher strength, which is convenient. Package included: 2 x Front and Rear Lower Swing Arms 4 x Swing Arm Pins 4 x Screws