Reg $165, Sale $99.Lightweight, strong, swing side plate pulleys for work and rescue by RSI. Available in Oilite® bushing or sealed bearing versions. Designed for use in multiple pulley mechanical advantage systems. Accepts rope up to 5/8 inch. Two 2.75 inch diameter sheaves separated by a high strength alloy aluminum plate. Triangular rigging hole accepts up to three carabiners.