Trailer support, max. load 25 t, contact surface LxW 1800 x 150 mm. Supplied = assembled. Max. load = 25 t. Contact surface = 1800x150 mm. Adjustment range = 1020 - 1470 mm. Product type = uprights. High max. load due to steel construction. Chassis provides easy, fast positioning. Ball bearing base plate. The new Trailer Jack has greatly advanced the safety of semi-trailers and containers when being loaded and unloaded. The telescope loading prevents uncoupled trailers from tipping while being loaded by pallet trucks or due to load changes. This is positioned like a leg below the front edge or the suspension area of semi-trailers or containers.