Roof Anchor Anchor Material Steel D-Ring Material Steel Length 20 1/2 in Workers per System 1 Number of Clamps 0 Attachment Point Swivel D-Ring For Roof Orientation Inclined Peak For Surface Material Wood Mounting Type Nail-In Weight Capacity 310 lb Width 3 in Anchor Base Attachment Style Belt Hinged Peak ANSI Standards Met ANSI Z359.1-2007 OSHA Standards Met OSHA 1910.66 OSHA 1926.502 Anchor Installation Reusable Fits Standing Seams No Hinged No Includes Mounting Hardware No