Patent ID: 6863253

Claim:
A device for adjusting a height of a load supported upon a plurality of base members each having a square recessed opening formed therein, the device comprising: a fixed post having a generally square cross-section, an upper end, a lower end and an internal cavity; an adjustment screw including: a cylindrical end having a diameter dimensioned to fit within the internal cavity for removable attachment thereto, a threaded bolt end, and a collar portion disposed between the cylindrical end and the threaded bolt end, the collar portion being sufficiently larger than the cylindrical diameter to prevent the fixed post from sliding over the collar portion; an attachment block removably attached to a support base for securing the support post thereto, the attachment block having a threaded aperture for receiving the threaded bolt end; and a coupler plate for securing a cross brace to the fixed post for joining the support post to a member; wherein the adjustment screw may be turned into the threaded aperture to change the height of the support post.