Lightweight Heavy-Duty pulley suitable for 16 to 24 mm diameter Polypropylene rope shall be mounted on Ball bearings. Safety factor shall be 2.0. Frame shall be made of high strength steel alloy Sheaves shall be made of Aluminium suitable for PP ropes. Forged hook with self-locking attached to the snatch block should be of swivelling type. Safe working capacity: 5 Ton Weight: 7 Kg or less;