... Warranty:one year Technique:Forging Top Roller for SCX900-2 Crane Delivery & Package:Package: PalletDelivery: within 10 days ... : one year / 1800-2000 working hoursTechnqiue: Forging Crawler crane & Pile Drive Undercarriage parts includes:Track shoe, Pin, Bottom ... roller, Top roller, Sprocket, IdlerSuitable for Brands: HITACHI, SUMITOMO, KOBELCO, P&H, FUWA, SANY, XCMG, LINK BELT, HITACHI-SUMITOMO ...