This series include several types of Universal Hydrant Spanner and Tank Cleaning Hose Saddle as well as the accessories of Cam&Groove Coupling and Fire Hose Coupling. Material: 1) Saddle: Alunimium 2) Spanner: Brass, Aluminium & Steel 3) Accessories: Aluminium, Brass, Steel & Stainless steel. 4) Gaskets: Black rubber Characteristics: Simple design, easy and stable to use & long service life. Sizes of the accessories and gaskets: 3/4", 1", 1-1/4" , 1-1/2" , 2" , 2-1/2" , up to 3" , 4" , 5" & 6" Usage: The saddle is used for fire hoses and water hoses, the spanner is used for turning hose couplings and the accessories & gaskets are used for matching with the couplings to let them work well. Certificates: ISO9001: 2000 CCCF We are the qualified member of NFPA .