Item Type: RC Car Drive Shaft_x000D_Material: Stainless Steel_x000D_Weight: Approx. 36g / 1. 3oz_x000D_Color: Silver_x000D_Front Drive Shaft Length(Adjustable): 45-55mm/1. 8-2. 2in_x000D_Rear Drive Shaft Length(Adjustable): 60-75mm/2. 4-3in_x000D_Product Diameter: 8mm / 0. 3in_x000D_Application: for Traxxas TRX4M 1/18 RC Tracked Cars 1Material: RC car drive shaft is made of steel material, high strength, corrosion prevention, durable and strong, more powerful 2Low Rotation Sound: It can help us improve the overall control performance of the tracked vehicle, with a more efficient power transmission system, low rotation sound, small virtual position and large transmission Angle 3Light Weight: The front and rear center drive shafts are small in size, light in weight, high in accuracy, easy to use, and better control your remote control car 4Easy Disassembly: Reasonable design, easy installation and disassembly, can directly replace the original old or damaged parts, in order to obtain higher strength 5Track Car Accessories: Front, rear center drive shaft quality is excellent, has a strong practicality, is a practical track car accessories