roller chain 1.standard :ISO/DIN, ANSI. 2.professional roller chain and ... experience on any the sprocket standard (ANSI/ASA,KANA,ISO,DIN,BS and so on), and now we ... inquires.Materials: carbon steel, stainless steel Standards: ANSI, DIN, ISO, and BS Type: DIN766, DIN763, DIN5687, DIN82056, DIN5686, ... Reputation, ServiceOur factory addressOur local chain drawing A/B series short pitch roller chain