D-Ring Anchorage Plate, Length 4 1/2 in, For Maximum Rail Weight Not Applicable, For Minimum Rail Head Width Not Applicable, Workers per System 1, For Maximum Rail Head Width Not Applicable, Depth 4 1/2 in, Attachment Point Fixed D-Ring, Anchor Material Stainless Steel, Anchor Installation Reusable, Mounting Orientation Horizontal, Vertical, Anchorage End Connection Rectangle Plate, Beam Clamp Style Fixed, For Maximum Flange Width Not Applicable, Weight Capacity 310 lb