Beam Lifting Clamp, Clamp Type Beam Flange Clamp, Material Steel, Maximum Jaw Opening 13 1/4 in, Minimum Jaw Opening 6 in, Working Load Limit 20,000 lb, Attachment Type Shaft, Maximum Beam Thickness 1 3/4 in, Compatible Beam Shape Flat, Minimum Beam Thickness 6 in, Attachment Diameter 1 3/4 in, Beam Mount Location Bottom, Top, Maximum Beam Width 13 1/4 in, Minimum Beam Width 6 in, Overall Depth 6 in, Overall Width 22 1/2 in, Standards ASME B30.16, ASME B30.20, ASME BTH-1 Beam Clamps⢠For commercial, construction, and industrial applications Adjustable to fit a wide range of beam sizesProvide a temporary or permanent mount to tapered or flat I-beams. In addition, they position the load beneath the center of the I-beam. Designed to reduce I-beam stress by applying the load inside of the fl.