"This Metaltech scaffold platform section is built with rugged 5/8in. thick plywood deck with an aluminum protective edge. It includes slide locks on each end and is designed to work with standard or arched frames. Meets OSHA requirements. Capacity lbs. 75/sq. ft., Material Type Aluminum w/wood deck, Platform Material 5/8 in. plywood, Hardware Type Platform, Platform Size W x D in. 84 x 19. Capacity of 75 lbs./sq. ft."