Zowaysoon 28KN Large Climbing Rescue Pulley for 5/8 or 16mm Rope Rescue Lifting Black 1. Static tensile 28KN; Rolling tensile 14 KN; 2. Suit for all rops less than 16mm, super easy to use, very smooth, accomodates different rope diameters 3. Semi-circle hanging point: ensuring stability and uniformly forced when hanging 4. Concave pully, surface polishing, more smoothly when using 5. Size: 8.3cm*12.1cm; weight: 240g