... chain,roller chain,roller chain ANSI 80 /DIN 16A-1 standard roller chain 1.material:40MN/A3 2.pitch:25.4mm ... 3.plate thickness:3.25mmANSI 80 /DIN 16A-1 standard roller chain 1.material:40MN/A32.pitch:25.4mm3.plate ... packing in PP bag,white inner box, then pack in standard export carton or wooden case,also can packing as your ...