Dixon® Cam and Groove Reducing Coupler, Type E, Reducing Coupling Fitting/Connector, 4 x 3 in Nominal, Male Adapter x Hose Shank End Style, 6-3/4 in Length, 100 psi Pressure, Aluminum, 4-23/32 in dia Dimensions, Domestic Dixon® 4030-E-AL Type E Cam and Groove Reducing Coupler, 4 x 3 in Nominal, Male Adapter x Hose Shank End Style, Aluminum, Domestic