ZB6801-6 M6 stainless steel 316/304 open body turnbuckle hook Premium Quality: Made of 316/304 grade stainless steel, which has high hardness, is durable, wear and corrosion resistance, not easy to deform.No rust when use it in damp environment or fresh water. Upkeep&Match:The Screw Is Detachable, Therefore, It Can Use Many Times and Anti Corrode The Screw Tensioners Can Be Lubricated As Needed to Ease Operation. This stainless steel turnbuckle can used for tighten among steel wire rope,chain. â? Multifunction application:Suitable for Tighten Taut Rope, Chain, Other Rope and Regulate the Elastic Effect, Such as Stage Lighting Safe Rope, Tent Rope, Corridor Rope, Clotheslines, Hanging Rope, Photo, Picture Or Paint Exhibition Display Etc MOQ 2 Product name Turnbuckle hook Brand RICHWITS Application Tighten Taut Rope, Chain, Other Rope and Regulate the Elastic Effect, Such as Stage Lighting Safe Rope, Tent Rope, Corridor Rope, Clotheslines, Hanging Rope, Photo, Picture Or Paint Exhibition Display Etc Material 316/304 Stainless Steel Certificate ISO9001