G-Clip describes an assembly of fastener parts, each containing three common parts. First is a G-Clips unique top for better holding strength. Second, a G-Clips patented bottom connects to the beam underside. A hex head cap screw connects the two, and its length suits the grating height being installed. G-Clip model WSSGG describes an assembly of fastener parts identical but for materials of construction, that each contains three common parts. First is a G-Clips unique top for better holding strength and to suit 19W4 grating. Second, a G-Clips patented bottom connects to the beam underside. A hex-headed cap screw connects the two, and its length suits the grating height being installed.