General Purpose D-Ring Extender For Use With Most General Purpose Harnesses Hardware Material Steel Includes Padding No Length 18 in RFID Equipped No Size 18 in Standards ANSI Z359.1-2007 OSHA 1926.502 OSHA CFR1910.66 Webbing Coating Uncoated Webbing Materials Polyester Webbing Material Polyester Weight Capacity 425 lb