Features full-size 23" x 11" x 7/8" birch plywood seat board. Ideally suited for personnel riding or suspension work when combined with a backup fall arrest system. Seat board features built-in 2/3" molded EVA cushion with polyurethane cover. Includes integrated alloy steel suspension D-rings, belt buckle, and paired equipment clips with 1/2" gate opening. Features 6" x 16" back support cushion and heavy-duty belt with 7 adjustment positions. Meets OSHA 1926.502 and 1910.66 Regulations. Polyester webbing: 5,000 lbs. min. static strength. Plated steel alloy D-rings: 5,000 lbs. min. static strength. Plated alloy steel buckle: 3,372 lbs. min. static strength. ANSI user capacity: 130 to 310 lbs, max. OSHA user capacity: 130 to 425 lbs. max.