Sprocket rim,Undercarriage sprocket

We are a direct manufacturer ofproducing& exporting the undercarriage partsfor Excavators & Bulldozers for many years , the main products are Track roller , Carrier Roller , Sprocket, Idler and forged tooth and so on. KOMATSU , HITACHI,CATERPILLAR,SUMITOMO,KOBECO,DAEWOO,KATO,MITSUBISH, MITSUBISHI,SAMSUNG, VOLVO Application types: 1). Komatsu : PC40, PC60-1,PC60-5/6,PC60-7, PC90, PC100-5, PC150-5, PC180-5, PC200-3,PC200-5/6,PC200-7,PC240-3,PC300-6,PC300-3/5,PC400-5,PC400-6 2). Hitachi : UH063,UH07-5,UH07-7,UH081,UH083,EX30,EX55,EX60,EX70,EX90,EX100, EX150,EX200-1,EX200-2,EX200-3/5,ZAXIS230,ZAXIA240,ZAXI270,EX300, EX300-2,EX300-5,EX300-3,ZAXIS330,EX400,FH220-3,FH280LC 3). Cat : E120B,E200B,CAT215DLC,CAT225DLC,E240,E312,E320,E320B,CAT320LN, E300B,E300L,E325,CAT325LN,E330,CAT330LN