Short pitch precision roller chain (A series)

Short pitch driving roller chain:It is articulated by roller link and pin link.It is interference fit between pin and outer link,bush and inner link;while clearance fit between pin and bush.The roller freely around the bush for reduction of friction and wear and miigation of impinggement,which is used for driving.When it has standard or non-standard attachment,the short pitch roller chain can also used for conveying in accordance with the function of attachment.