Roof Anchor, Anchor Material Steel, Clamp Compatible Seam Nail Strip, Length Not Applicable, Number of Clamps Not Applicable, Attachment Point Pivot D-Ring, For Roof Orientation Flat, Inclined, For Surface Material Metal, Wood, Mounting Type Nail-In, Weight Capacity 310 lb, Anchor Base Attachment Style Nail, ANSI Standards Met ANSI Z 359.1, OSHA Standards Met OSHA 1910.140, OSHA 1926.502, Anchor Installation Reusable, Hinged Yes, Includes Mounting Hardware Yes, Series PRO