[Ratchet System]: Our ratchet system features zinc alloy metal gears internally and a high-strength ABS plastic outer casing. It includes two aluminum alloy carabiners for secure attachment. The system is designed for long-lasting performance without deformation.[Rope Material]: Crafted from nylon with reflective threads, our portable adjustable fix camping rope is waterproof, moisture-resistant, and weatherproof. It also enhances visibility in low-light conditions, reducing the risk of over the rope.[Streamlined Camping Setup]: Our streamlined design allows for easy attachment of the hooks to anchor points and tightening of the rope.[Multi-purpose]: The adjustable rope can use as a hanger rope for your grow room to hanging pants,and you also can use as tie down straps for your kayak and canoe,or any medium weight cargo to the roof rack of car. Colour:Black Material:Nylon+Plastic Package Contents: 5 * pulley adjuster Only the above package content, other products are not included. Note: Light reflection 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.