... :40mn/45mn standard:ISO/ANSI/DIN 428H high quality motorcycle chain,suit for all kinds of motorcycles as ... yellow3)advanced heat treatment process, mesh belt conveyor furnace use,chain dry machine4)standard:ISO/ DIN /ANSI5)pre ... ,428,428H,520,520H,6303)short pitch conveyor roller chain attachments:A-1,A-2.K-1, ... SK-A,SK-24)double pitch transmissions v& conveyor chains :2040,2042,2050,2052,2060,2062,2080 ...