Beam Trolley Anchor Length 25 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 7 1/2 in Attachment Point Swivel D-Ring Anchor Material Aluminum Anchor Installation Reusable Mounting Orientation Horizontal Anchorage End Connection Round Plate Beam Clamp Style Sliding ANSI Standards Met ANSI Z359.18-2017 For Maximum Flange Width 18 in For Minimum Flange Width 4 in