1、Front and rear drive shaft is made of high quality materials, strong and durable, and has a longer service life. 2、The aluminum alloy front and rear drive shaft is easy to install and disassemble, just a few steps, effectively saving your time. 3、Lightweight inside, it will not burden your remote control car, and will not affect the driving performance. 4、The remote control car accessories, which are both practical and beautiful, which can make your car look cooler. 5、Suitable for Traxxas for HuanQi 727 1/10 remote control car, which can effectively improve car performance. Item Type: Front and Rear Drive Shaft Material: Aluminum Alloy, Iron Unstretched Size: Approx.115mm / 4.5in Stretching Size: Approx.140mm / 5.5in Drive Shaft Bore: Approx.5mm / 0.2in Coupling Size: Approx. 30x12mm / 1.2x0.5in Product Type: RC Accessories Compatible: For Traxxas for HuanQi 727 1/10 Remote Control Car 4 x Front and Rear Drive Shaft 4 x Lengthened Coupler 4 x Gasket 4 x O Ring 4 x Pin 4 x Screw