Polea elevadora pesada de aluminio de 4KN, polea móvil de cuerda giratoria única de alta resistencia, rueda giratoria única, polea elevadora pesada

1. Applicable rope diameter: This lifting jack is suitable for ropes of 8-12mm.
2. This heavy pulley uses ball bearings, which have large bearing capacity. The static pulling force of the pulley is 25KN and the rolling pulling force is 12.5KN.
3. The lifting force of the heavy lifting pulley is up to 4KN, and the spring is installed inside, which is convenient for one-handed operation.
4. Fine polishing ensures a smooth surface of the moving pulley, providing smooth and fast rotation, thereby greatly reducing friction.
5. This heavy lifter is widely used in mountaineering, hoisting, cavern, rescue, high-altitude operations, heavy objects, etc.

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