Joywayus Propane Tank Adapters Converts LP Tank POL Service Valve to QCC1 Brass Solid Universal Fit (Pack of 2)

Great for camping or cooking outdoor.
Fits all 1 lb propane grill cylinder bottles and refill easily and quickly.
Built-in safety feature ensures you never over fill your small propane bottle.
No others tools required and easy to install with handheel grip for tightening.
Well-constructed high quality solid brass construction makes it corrosion resistant and safe.