Onlyfire 21-Inch Propane Hose and Regulator Kit with QCC1 Valve Assembely, BTU 80,000 Max, 3/8 Female Flare Nut. Sold by FastMedia. add to compare compare now. See price $24.33. KIBOW Low Pressure Propane Regulator with 2Ft Hose-Type 1(QCC 1) Connection-Fits for Most LP Gas Grills, Stoves, Fire Pit Tables-Para.