1/2" x 6" Galvanized Hook & Eye Turnbuckle, For Use In Marine, Industrial, & Construction Applications Where Maximum Corrosion Protection & Strength Are Desired, Meets Federal Specifications, FF-T-791B, Type 1, Form 1, Class 6, End Fittings Are Heat Treated For Added Strength, Bodies Have Hex Heads For Fast, Easy Adjustment, Safe Working Load Is 1,040 LB, Bulk.