high pressure rubber hose Specialized in concrete pump parts and spare parts,like delivery pipe,elbow,coupling,fitting schwing high pressure rubber hoseThis is the ... , reducer, (coupling)clamp , male and female flange ,rubber hose,cleaning ball,wear plate etc. Welcome to contact us for ... ,DN125,DN150,according to your request 6.rubber items( adopt natural rubber) rubber hose:DN 125mm and DN 150mm ,3 or ...