1.MOQ:1000pcs 2.Load port:ShangHai 3.Standard:IEC ANSI AS BS DIN ... a steed or bolts. It is non-puncturable design. Connected fitting type: tie top conductor binding type and clamp top with ... , 16KN.Main type:ANSI C29.7 type: 57-1, 57-2, 57-3, 57-4, 57-5, 57-11, 57-12 ... -35 Other type according to IEC383 and BS137. ANSI 57-2 33kv line post insulators