Product Description 1)Typeroller chain2)MaterialsA classs carbon steel 3)Chain No.5304)Warranty30000 KMs5)ProcessSand blasting, heat treatment, High speed impact,Four sides riveting, Pre-stretching and running, Lubricate with Grease6)MOQ1000Pcs7)Supply Ability100000 Meter/Meters per year8)Tensile CZPT /Hardnessstandard or…