Safe Material: The turnbuckle filter is made of 304 stainless steel with a bright surface, strong and durable. Waterproof, rustproof and corrosion resistant. ADJUSTABLE TURNBUCKLE: CC style screw fasteners allow you to adjust the tension or length of ropes, cables, zip ties and other tension systems and adjust the slack during installation. Dimensions: 6 x M5 hook and eye screw fasteners. Adjustable from 115mm/4.52in to 180mm/7.09in per clamp, perfect for your needs. Easy to Use: The heavy duty garden wire is easy to use and install, just twist it to increase/decrease the tension, perfect for indoor and outdoor use. Wide Range of Applications: Suitable for tightening cables and chains, such as sunshade kits, safety ropes, tent ropes, clotheslines, photo exhibitions, etc. Note: The data are all manually measured, please allow 1-3cm error Due to differences in light and display, there may be some color differences, please refer to the actual item received.