Tamiya RC Tow Truck Actuator Set 56553 Volvo FH-16 8x4 Tow Truck *PRE ORDER* EXPECTED DELIVERY AUGUST This set allows control of the winch boom/under lift on our brand new Volvo Globetrotter 750 8x4 Tow Truckmodel (Item 56362). Fit it, and use your transmitter to raise and lower the boom smoothly and steadily. Set Contents/Information ACU-01 Actuator Control Unit x1 7.2V Geared Motor (ratio: 64:1) The geared motor moves the spindle shaft and links, which raises the boom at a slow and steady speed. Theattached under lift moves in conjunction, too! A toggle switch also allows manual operation. When fitted, this system allows your truck to tow loads such as other tractor truck heads (without trailer). Clutch system is installed to mitigate potential damage from overloads.