Product Description Product DescriptionDouble-row sprocket is a mechanical transmission device, its structure is similar to the single row sprocket, but due to the use of double row chain, it has greater transmission capacity and stability. The double-row sprocket...
Product Description Product DescriptionProduct Discription:1. DIN8187 ISO/R 606 and DIN8188 ISO/R606-ANSI B29.1.2. Simplex / Duplex / Triplex / Multiple.3.45C steel, Tooth Hardness.5. Surface: Shot Blasting Natural/Black/Blue/ Nickel plate/ Zinc plate.Product...