Check the listing for details. Fixed Double Pulley Block Wheel, 2Pcs 1.5" Heavy Double Pulley Roller Wheel. Condition: New. Listed at 12.64 USD. The Double Pulley Block is extensively utilized in pulling force applications for steel wire ropes and other types of rope tools. It is suitable for manufacturing different types of small cranes, fishing systems, and pulley models.Specification:Material: Carbon SteelWheel Diameter: 38mm / 1.5 inchWire Diameter: 7.6mm / 0.3 inchSize: 79.8 x 39.4 mm / 3.14 x 1.55 inch (L*W)Packing List: 2 x Fixed Double Pulley WheelAdvantage:Crafted from carbon steel, constructed with meticulous precision, it is suitable for both indoor and outdoor use, including humid environments. It is strong, reliable, waterproof, rust-resistant, high temperature resistant, and corrosion-proof.Instruction:A simple and functional roller is designed for lifting objects using gravity and skating.