Quick view Dixon 3" Sanitary - Type A Aluminum Cam and Groove Coupling MSRP: Was: Now: $8.56 3" Sanitary - Type A Male Adapter-Female Thread Part #: G300-C-AL Hose Size: 3" Material: Aluminum Made from molded aluminum, each Dixon Global Cam and Groove is made to standard allowing interchange with other brands. Add to Cart Add to Cart