Product description ------------------- Specifications: Tow Crane Arm Wrecker Kit Material: Aluminum alloy (main frame), stainless steel (fixed pulley/silver screw), copper (sleeve) Size: 135 * 67 * 112mm (lowest installation position) (adjustable installation angle/height) Color: Black Weight: 104g 35KG Servo Materials: plastic, aluminum alloy, alloy steel, electronic components Motor: Core Motor Output teeth: 25T Voltage range: 4.8V-8.4V 800-2200us angle: 360 ° Size: 40 * 20.2 * 41mm (excluding installation side ears and top shaft teeth) Servo line: JR, 300mm Weight: 65g Waterproof performance: IP66 (dustproof and splash proof) Stop rotating: 1430us-1530us From slow to fast/counterclockwise: 1530us-2200us From slow to fast/clockwise: 800us-1430us Installation wiring/control method: The third channel of the receiver is powered on, and the third channel switch of the remote control controls the forward and reverse continuous rotation Winch Wheel Materials: Aluminium Standard Winch Spool Teeth:25T Steel Rope Length: 180cm Wheel size: 20*16mm Weight: 12g Package Included: 1 * Tow Crane Arm Wrecker Kit 1 * 35KG Servo 1 * 25T Gear Servo Winch Wheel Drum with Steel Wires Trailer Hook Notice: Winch upgrades are mainly for decorative purposes and are shipped unassembled. Safety Warning -------------- Prohibited for children under 6 years of age