Universally used, these are wonderfully effective. Instantly removable from the STUBBYFINE coated sockets they can also be interchanged with Top Door Grilles and Mesh Door Grids. We recommend attaching the sockets with bolts. Strong construction of tube, 12mm rod and flat steel. Hot dip galvanised. 117cm x 76cm high. Sockets are included. Please note that this image is that of S3941.