Filter and pressure regulator petrol King transparent competition.Diameter of 85mm . Exclusive use in cars carburation.Adjustable from 0 to 1 bar, This regulator is perfect for adjusting the pressure of the fuel in the carburetor inlet. Pressure adjustment by the top screw that acts directly on the membrane. The gasoline is filtered through a cartridge of filter paper exchangeable. Graduation of 0 to 1 bar. Accuracy: 0.1 bar.Dimensions: Height: 130 mm width: 116 mm, weight: 370 grams, diameters of input and output: 8 mm