0-20 PSI Adjustable High Pressure Propane Regulator Valve Kit for QCC1 LP Tank Service Valve 5/16&1/4 Hose Barb Connector Features: 1, 0-20 psi adjustable high Pressure Propane Regulator Valve, inlet: QCC1 NUT propane gas fitting adapter connection with handwheel grip. outlet: m8*1 NPT female pipe thread. 2, Standard connector accessories: 1/8" NPT male to 5/16" Hose bard, 1/8" NPT male to 1/4" Hose bard,1/8" NPT male to 3/8" flare male,1/8" NPT male to 1/4" NPT male thread connection fitting. 3, High pressure regulator inlet pressure: 25-250 psi; outlet pressure:0-20 psi, flow capacity (max): 142800 BTU/hr ;0-3 Kg/hr; Just switch the adjustable red knob to control the firepower from 0-20PSI. 4, High pressure 20 PSI adjustable regulator with an all new plastic hand turn nut for easier tank swaps.The adjustable outlet pressure of 2.5 to 20 psi. Set at 20 psi (MaxBuilt-in safety overcurrent protection function. 5, Works with 5lb -20 lb propane tank,4 types of different lp Hose adapters for most lp gas fillers to connect to high pressure appliances like smokers, turkey fryers, heaters, stoves, Heaters/Fireplaces, Generators, Cooking Stoves, etc.