Intended for residential use. Hot dipped galvanized for long life, with 4 mounting fasteners for extra holding power and with self-lubricating bronze bushing for a smooth, effortless ride. Easily attaches to double 2X6 laminated beam assemblies or single4X6 beams, fits all PlayStar play stations. 20-minute installation time. 700-pound weight rating per pair. Includes 1 pair of hangers, all mounting hardware, and easy-to-follow instructions.