【FREE CONVERSION】: Connect the black male end to the Type 1/QCC 1 propane circulation tank, and connect brass fitting end to the 1lb propane required propane appliance.【CUT COSTS】: Premium 6ft propane adapter hose allows you to use it on 20 lb or larger tanks that will last you long period of time, convenient for those with larger tanks.【PREMIUM QUALITY】: Made of durable solid brass well-tested by manufacturer to ensure long term usage with consistent output and provide a secure connection.【MULTIFUNCTIONAL USE】: 1lb to 20lb propane tank hose adapter converter ideals for your Weber Q gas grill,for MR. buddy heaters, for coleman camp stove, portable/tabletop grills, etc., good for camping, picnicking, or outdoor heating.【SERVICE】: For any questions you are not happy with the item , you can ask for exchange or full refund under our after-sales service. Product Description-High quality 100% solid brass construction QCC1/ Type1 fittings; Most commonly used to connect portable appliances to 20lb tanks.-Perfect for lanterns, camp stoves, tabletop grills, mosquito magnets, outdoor heaters and more.-Hand-tighten Counter Clockwise. No tools needed, easy and quick attachment for easier installation.-Long lasting and easy to use.-Let you stop wasting money on those expensive little propane bottles.-Outdoor use only. Specification:Material: rubber & solid brassLength: 6 feet