Plastic Pulley is an SSI India product in the Mechanics category. Key specifications include SKU: SSI-PHY-MECH-01. s of 50mm diameter, mounted in metal frame. SSI-PHY-MECH-1.1 Single Sheave, SSI-PHY-MECH-1.2 Double Sheave (Parallel) SSI-PHY-MECH-1.3 Triple Sheave (Parallel) SSI-PHY-MECH-1.4 Quadruple Sheave (Parallel). Review the listed material, dimensions, capacity, configuration and compatibility for the