Hisencn Propane Refill Tank Adapter for 1lb to 20lb Tanks QCC1/Type1 Gas Propane Refill Cylinder Coupler Disposable Tank Transfer Fitting Valve 16.4oz Camp BBQ Propane Tank Universal Attachment

SAFETY - Built in safety feature that will ensure you never over-fill your smaller tank. Well-constructed, built Heavier, Bigger, and Safer. Cuts off gas flow automatically when pressure is reached EASY INSTALL - No others tools required and easy to install with handheel grip for tightening. REFILL EASILLY- Fits all 1 lb propane grill cylinder bottles and refill easily and quickly STURDY AND DURABLE - Made of brass to ensure a long product lifetime as well as durability under constant usage. GREAT FOR- Camping, tailgating, heating needs, cooking outdoor and much more REFILL EASILLY- Fits all 1 lb propane grill cylinder bottles and fill easily and quickly.