How To Use: 1. Make the hook with the pulley is fixed in a place; 2. Hang the item with a hook with one end and a rope connecting it; 3. Ascending the height of the suspended item, you can pull down of the rope without the hook; 4. Lower the height of the suspended item and push up the stop lever in the pulley while pulling down of the rope with the hook. Hook Material: Zinc plated steel(D carabiner), iron(S hook) Hook Type: D carabiner/ open S Rope Length: . 1.7m/6.4ft Weight Capacity: 75lb/34kg Material:Metal colour:Black Package Contents: 6 pcs 1/8inch Adjustable lanyard Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.