... PEAR RING Please contact with us for more details.connecting link Double Connecting LinkDouble Connecting LinkMaterial: made of carbon steel, stainless steel, high ... alloyby stamped, drop forged, sand casting or die casting, meet to ANSI, ASTM, DIN,JIS or BS standard at different tensile ... stamped, drop forged, sand casting or die casting, meet to ANSI, ASTM, DIN,JIS or BS standard at different tensile ...