Item Type: RC Car Drive Shaft Set Material: Steel, Aluminum Alloy Connector Diameter: Approx. 16mm/0.63in Applicable: For ARRMA 1/10, for SENTON, for Big Rock, for Typhon, for KRATON, etc. Package List 4 x Drive Shaft 4 x Connector 4 x Pin 4 x Non Slip Nut 4 x Set Screw 4 x Washer 1STEEL AND ALUMINIUM ALLOY: RC universal drive shafts are made of excellent steel and aluminium alloy materials, adjusting, rustproof, wear resistance, higher and more stable transmission effect. 2SMOOTH ANGLE: RC universal drive axle has fine workmanship, smooth angle, increased smoothness and angle design to keep the transmission stable. 3MORE EFFICIENT POWER TRANSMISSION: RC front and rear universal drive shafts have more efficient power transmission system to provide smoother travelling, which makes the transmission smoother and strong. 4CARRYING CAPACITY: The RC front and rear universal driveshafts have higher carrying capacity and larger driving angle, which can maximise the power of the RC car. 5EASY INSTALLATION AND DISASSEMBLY: The RC front and rear universal driveshafts are easy to install and disassemble, and you can directly replace the original or damaged parts for higher strength.