D-Ring Anchor 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 Swivel D-Ring, Anchor Material Steel, Anchor Installation Permanent, Mounting Orientation Horizontal, Vertical, Anchorage End Connection Rectangle Plate, Beam Clamp Style Fixed, ANSI Standards Met ANSI Z359.1, For Maximum Flange Width Not Applicable, Weight Capacity 310 lb