2000kg Flexible Active Pulley Block 360 Degree Wwivel Pulley for Rock Climbing Random Color 2000kg Flexible Active Pulley Block 360 Degree Wwivel Pulley for Rock Climbing Random Color Specifications Material: aviation aluminum magnesium alloy steel, stainless steel wheel Size: 8cm/3.15Inch;5.8cm/2.28Inch Max diameter of rope: 12mm for fiber rope Max static pulling force: 2000KG, 20KN Max dynamic pulling force: 1000KG, 10KN 1 PC Active Pulley Block Aviation aluminum material, high strength, light weight. Active pulley, 360 degree swivel. For outdoor rock climbing rope ice belt lifting sling. Note Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! _x000D_