D80 Track Link/chain Main Material:40Cr40Mn2 Pin hardness:HRC32-36 Fujian ... the undercarriage made by TAB is reliable and durable.Long life and stable wear assures the productivity of your ... DH220,DH258,DH300-5,S260,S220-3,S280,S320KOBELCOSK100,SK120,SK100-3,SK200,SK200-3,SK200-8,SK230,SK220,SK300-1SUMITOMOSH60 ... SH200,SH280,SH220HYUNDAIR55,R60-7,R60,R200,R210,R210LC-3,R210LC-7,R210-5,R210-5D,R220,R225-7 ...