Snatch blocks and wire rope pulleys are common lifting mechanisms used for rigging. Using a snatch block in a block and tackle application reduces the amount of force required to lift an abnormally heavy object. A pulley system is used in...
The Marvin Double Hung Chain and Pulley window is ideal for adding authenticity to historical renovations, or old-world warmth to new construction. The sophisticated hardware and counterbalanced sash ensure smooth, nearly effortless operation....
For Buyer 
For Seller 
Help 
