1/4"x4" - 2-3/4"x24" Standard turnbuckles 1 Standard: European,US,DIN type ,korean 2.Material:alloy,carbon steel,malleable 1/4"x4" - 2-3/4"x24" Standard ... ,carbonsteel,malleable 3.Grade:G100,G80,G704.Surface treatment:color painted, self-colored,polished,hot dipped galvanized,electrogalvanized5.specifications:6mm,7/8mm ...