Track shoe products used for the Komatsu, Caterpillar, Hitachi, Kolbeco, Kato, Huyndai, Daewoo,Atalas Copco, Used for the Bulldozer, Excavator, Loader, Drill rig etcThe track shoe pitch ranges from: 90, 100, 101, 135, 140,154, 160, 175, 190,216,228Compatible models:The refenerence is as follow:Pitch 135mm, triple grouser track shoe for excavator:Kobelco:K903, k903a, k903b, k903cKomatsu: pc60, pc60u Pc40r, pc45,Hitachi: Ex45, ex40Pitch 171mm, single grouser track shoe for bulldozer loader:CAT:D4D, D4E, D4H, D5C, D5M, D6, D6B, 561B, 561C, 561D, 561H, 933, 939,935, 941, 943Pitch 190mm, triple grouser track shoe for excavator:Hitachi:EX200, EX210H, EX220Kota:HD900Kobelco:K909, SK150LC, SK160LC, SK200, SK210, SK220LCKomatsu:PC150, PC180, PC200, PC210, PC220, PC230, PC240Liebherr:R902LC R912HDSL, R922HDSL, R932HDSCaterpillar:219, 225, 315, 317, 318, 320, 322, E200B, E240, E330Pitch 203mm, single grouser track shoe for bulldozerCAT:D6C, D6D, D6E, D6G, D6H, D6R, D7, D7C, D7D, D8, D8D, D8E, D8GKomatsu:D60A, D60E, D60F, D60P, D60S, D65A, D65E, D65P, D65S,D68E, D68P, D75APitch 216mm, triple grouser track shoe for excavator:Kato:Hd1500, hd1800, hd1880Kobelco:Sk300, sk400, k914, k916Komatsu:Pc300, pc350, pc360, pc400, pc450Liebherr:Hs841, hs842, hs850, r952, r954, r961, r962, r965, r971Mitsubishi:Ms350, ms380, ms450, cat:235, 330, e450Hitachi:Ex400, uh14, uh16, uh171, uh172, uh181Hyundai:R350, r420, r450lcHyundai:R200LC, R210LCJCB:JS200, JS220Mitsubishi:MS160L, MS230, MS240, MS270, MS280, MS300Pitch 216mm, single grouser track shoe for bulldozer:CAT:D7E, D7F, D7G, D7HKomatsu:D60A, D60E, D60F, D60P, D60S, D65A, D65E, D65P, D65S,D68E, D68P, D75APitch 228mm, single grouser track shoe for bulldozer:CAT:D8H, D8K, D8L, D8NKomatsu:D120A, D135A, D150A, D155, D275