... machinery high-end crawler undercarriage system chassis, the products are: Caterpillar Track Assembly, Crawler Board and Assembly, Roller (single, bilateral series ... is suitable for the following brands of heavy machinery: Volvo, Caterpillar, Komatsu, Hitachi, Kato, Sumitomo, Kobelco, Daewoo / Doosan , Hyundai, Case, JCB ...