with reference to the embodiments illustrated in the accompanying drawings but it is to be understood that the present invention is not limited in its use to the structures illustrated in the drawings which set forth its use for assembling prefabricated framing members fig1 is an exploded perspective view to illustrate the connector of the present invention and the several parts to be combined therewith fig2 illustrates the structure of figure in assembled position with the closing side panels in position fig1 illustrates the several parts of the corner of a knock down furniture structure consisting essentially of a base 10 a corner post 11 horizontal frame members 12 13 and post connectors generally indicated by the numbers 14 15 the base 10 includes a mounting plate 16 extending diagonally across the base at an angle of approximately 45 u00b0 and fastened to the base by screws 16a and 16b the mounting plate 16 has a projecting portion 17 formed with a threaded hole 18 the projecting portion 17 being reduced in width to form a neck 19 and shoulders 20 21 which align with the outside edges 23 24 of the base 10 mounted on the outside edges 23 24 of the base 10 are channel members 25 26 which support the bottom edges of panels 27 28 as shown in fig2 in the present embodiment all of the connectors are the same and consequently only one of them will be described the connector 14 comprises a cylindrical body 29 an axial threaded extension 30 of reduced diameter relative to the diameter of the body and a grub screw 31 which is screw threaded transversely through a threaded orifice in the body in the embodiment illustrated in fig1 and 2 the horizontal frame.