National Hardware's 3/8" x 7-3/4" Eye to Eye Turnbuckle is used to create tension in cables, ropes and chains. Manufactured from stainless steel for durability. Easily add or remove turnbuckle tension using an adjustable wrench. For interior or exterior applications where variable tension on wire or rope is desired. Coated with WeatherGuard Protection to withstand harsh weather conditions and prevent corrosion. Medium Duty Rating with 215 lbs. Safe Working Load, always follow safe working load (SWL) limits included on packaging. National Hardware's Lifespan Limited Lifetime Warranty.