▶SPECIFLCATION - M4, Max extend length 5.8 inch, Min length 4 inch, Free travel distance: 1.8 inch. Item Weight: 0.78oz/22g (1pc). | ▶MAXIMUM LOAD - 55 lbs / 25kg (1pc). | ▶MATERIAL - Made of 304 stainless steel, with high hardness, free burrs, wear & corrosion resistance features, and not easy to deform. No rust when use it in damp environment or fresh water. | ▶DETACHABLE - Our turnbuckles is detachable, so it can be reused, and lubricant can be added as needed to increase screw lubrication. | ▶APPLICATION - Suitable for Tighten wire rope, Chain, Other Rope and Regulate the Elastic Effect. Such as Stage Lighting Safe Rope, Tent Rope, Corridor Rope, Clotheslines, Hanging Rope, fix a seat, straighten a tree, Photo, Picture Or Paint Exhibition Display etc.