... standard:ISO/ANSI/DIN 428H high quality motorcycle chain,suit for all kinds of motorcycles as Yamaha,suzuki1)material:40mn/45mn2)color ... products as the following1)roller chains: A series(12.7-63.5mm pitches),B series (9.525-50.8mm pitches)2) ... 2080,2082 and with H series5)agricultural chains:C212A series,ZGS38 combine chain series,3558T, rice harvester chains attachments6)simplex, duplex, triplex ...