ASCEND Cup lock Cantilever Frame designed for supporting cantilever edge slabs, incorporate 3 jack locations at centre 1.2, 1.25 & 1.3 mtr. In the edge of a building it is often necessary for secure and safety to provide a support beyond edge. The cantilever frame fixed directly to the vertical at the node point. The frame accept universal jack or U-Head Jack for carrying all type forehead, drop head .This frame is invaluable for supporting slab edge formwork. Frames have blade ends locating in the cup joints and accept jack in position