1.surface treatment:HDG 2.Delivery Detail within 30--35 days 3.material:carbon steel,stainless steel 4.high quality,low price U.S Type Eye & Eye Turnbuckle: reliable quality, favorable price, prompt delivery and good serviceMaterial: Carbon steelSurface: Painted,Hot dipped galvanized,electro-galvanized,self-colorStandard:As per the international standardssize:5/8"*12",3/4"*12",7/8"*12",1"*12"