... steel 4 Automatic & CNC 5 Competitive price 1. Large-roller conveyor chain with attachment2. Smaill roller.We have various rollers,such as ... every link. Different kinds of attachments are available, such as top roller, K1, K2, A1, A2, extend-pin, etc.5. Except ... have a strong processing capacity of parts to ensure delivery and lower prices. Large-roller conveyor chain with special attachment