Turnbuckle, Turnbuckle Type Eye and Eye Turnbuckle, Body Material 1035 Steel, Working Load Limit 3,500 lb, Retracted Length 20 1/2 in, Take Up Length 12 in, Thread Diameter 5/8 in, Fitting Material 1035 Hot Roll Steel, Standards ASTM F1145, TYPE-1, GRADE-1, CLASS D.