Guardian Fall Protection Beamer™ with 16" Clamp - Conney Safety
LockJaw™; Remote Beam Grip Clamp.
Amazon.com: Malta Dynamics Fall Protection Steel Beam Walker Super Slider for 3" - 14", Fall Arrest Roof Anchor, I or H Beam Top Flange, Sliding Anchor Beamer, Construction & Roofing - OSHA/ANSI