... price 3) Standards:ISO/DIN/ANSI DIN/ISO 10B B series simplex roller chains(10B-1R)1)material : 40mn2)pitch :15.875mm3 ... packing as your requirementMain products as the following1)roller chains: A series(12.7-50.8mm pitches),B series (9. ... ,630,25,25H3)short pitch conveyor roller chain attachments:A-1,A-2.K-1,K-2,SA-1,SA-2 ... ,SK-A,SK-24)double pitch transmissions v& conveyor chains :2040, ...