10-inch long green hose for use with the mh9b portable buddy and mh18b big buddy; Unique green hose material does not leach oil into the fuel stream; Does not require use of the F273699 fuel filter that the F273701 and F273702 hoses require; Hands tighten swivels on both ends; F273704 Plasticizer-Free Green Hose for Portable Buddy and Big Buddy Small