Beam Lifting Clamp Clamp Type Beam Flange Clamp Material Steel Maximum Jaw Opening 14 1/8 in Minimum Jaw Opening 2 3/4 in Working Load Limit 10 000 lb Attachment Type Shaft Maximum Beam Thickness 1 1/8 in Compatible Beam Shape Flat Minimum Beam Thickness Not Applicable Overall Height 12 3/4 in Attachment Diameter Not Applicable Beam Mount Location Top Maximum Beam Width 12 5/8 in Minimum Beam Width 3 1/8 in Overall Depth 4 3/8 in Overall Width 19 1/4 in