Manual Chain Pulley Block adopts screw and friction disc type self actuating braking mechanism. The Chain Pulley Block is offered in triple spur gear type design and is suitable for heavy duty application. The Chain Pulley Block is featured with pressed steel made hand chain wheel for smooth hand chain pulling operation. Manual Chain Pulley Block is designed with different capacity ranges such as 0.5 Ton, 1.0 Ton, 2.0 Ton, 3.0 Ton and 5.0 Ton.