For tandem special Simple installation: screw both drives across the cross bar with the frame, connect the plus-minus-cable at the battery, mounting the magnetic switch at the drawbar â?? ready! Perfect one hand operation by joystick Without physical effort and by one hand only you shunt the vehicle into the desired position with the remote control. Sensitive and shudder-free the joystick reacts to the operatorâ??s command. Where the thumb shows, there the caravan moves. The joystick follows willingly the movement of your thumb into all directions and in every desired speed you want, completely continuously and with a sensibility which you will be impressed. Powerful and safe Climbing ability according to the soil condition up to 28%. Immediate stop on slopes: as soon as the joystick will be released, the trailer is standing still at the slope. Safety first: release and automatic shutdown The operation is only possible if the remote control at the accumulating mechanisms will be released. So an operation in the car during the ride will be impeded (child lock). Height chassis >125-184 mm. Max. ground clearance: for other chassis or limited mounting space (i.e. step before the axle) Front and behind under fitting. Max. permitted total weight: 3t tandem axle Max. climbing ability: at total weight 3,00t: 15% With soft start and soft stop The Installation in driving direction is possible in front or behind the axle. You will find additional kits under the article no. 920922 (reinforcing plates with screw material), 920923 (distances plates with screw material), 920924 (special cross brace with mounting of the Mammut).