Portable Winch Double Swing Side Snatch BlockThis swing side pulley opens to install rope and keep it from going out. An excellent pulley, robust and durable. A hole at the bottom of the center plate allows to attach the end of the rope with a carabiner when needed. Use 50kN carabiners (PCA 1702) or 70kN (PCA 1701) to attach the pulley to a polyester sling. When using this pulley along with the single pulley PCA 1275, you can quadruple the pulling strength. With 2 of these double pulleys, 5 tons