>>2930349>>2930363the propane in the 1 pounders is better than the mystery sludge in a bbq tank too. it takes a 1"-20 thread x 1/4 npt connector available on scamazon
the 1/4 npt to refrigeration fitting is on ebay
https://www.ebay.com/sch/i.html?_nkw=refrigeration+adapter+acme&_sacat=0&_sop=12