The spare parts for Daewoo(Doosan), Hyundai, Kobelco, sumitomo, kato,Samsung, Volvo ect. It's low price and excellent quality. service fluid : hydraulic oilOptimum viscosity:2.8-380mm/SOil temperature:-20-90Crated pressure:30MPaRated flow:200L/minOperating Pressure:0-3MPaFeedback pressure:3.2MPa(max)Applicable excavator Model: Daewoo DH55, modern R6 is, Kobelco sk100-3/5.NONameQuantity1Cylinder ...