MARSHALL EXCELSIOR COMPANY THERMOPLASTIC LP GAS HOSE F QCC TYPE I CONNECTION X 1/4IN M INVERTED FLARE 18IN|MER425-18 is built for reliability and performance for camping, travel, and everyday use. Designed for dependable performance in demanding outdoor conditions, MARSHALL EXCELSIOR COMPANY THERMOPLASTIC LP GAS HOSE F QCC TYPE I CONNECTION X 1/4IN M INVERTED FLARE 18IN|MER425-18 helps you pack lighter and go farther.