Roller Chain, Sprocket, Pulley manufacturer / supplier in China, offering Industrial Machinery DIN a/B Roller Chain - 08b-16b Stainless Steel Power Transmission Chain, Heavy Duty & Wear-Proof for Manufacturing, Premium DIN a/B Series Carbon Steel Roller Chain - 08b-16b High-Performance Power Transmission Chain, Low Maintenance & Long Lifespan, Low-Noise DIN a/B Series Roller Chain - Carbon Steel/Stainless Steel 08b-16b Power Transmission Chain, Durable & Efficient for Manufacturing Equipment and so on.