Dixon31440-225AL Aluminum Tank Truck Fitting, Gravity Drop Adapter with Flat Gasket, 3" Adapter x 4" API Coupler

Dixon 31440-225AL Aluminum Tank Truck Fitting, Gravity Drop Adapter with Flat Gasket, 3" Adapter x 4" API Coupler

Quafwia 1 pc Aluminum Gravity Cast Cam lock Fittings (4 inch Part B) Cam and Groove Hose Fitting, Female Coupler X Male Thread Camlock fitting with Heavy Duty Brass Handles (4'', B)

Gloxco Aluminum Type DA Cam and Groove Hose Fitting, Reducer, 3" Female Camlock x 2" Male Camlock (CAM-3020-DA-AL)