Medium-sized rigging ring ideal for all technical rescue rigging applications. CNC milled from 1/2″ thick high strength 7075-T6 aircraft aluminum Plate. Durable “Hard Coat” anodized. Currently under certification with UL for NFPA “G” and ANSI Z359.1. Individually proof loaded to 3,600 lbf. YATES Rigging Ring is the only aluminum rigging ring on the market that is individually proof loaded. Anchor Ring inside diameter 1.4″. Outside diameter 2.2″. Strength 9,000 lbf. (40kN).