This adapter lets you use a mini regulator with a paint ball tank.
Great for when your at home and want a cost effective way to serve your beer. Also great for home brewers that want to force carbonate their homebrew.
The threads are 3/8-24 UNF Male (the thread on our mini regulators in port >G1/2-14 the thread of a standard paint ball CO2 tank.
3/8"-24UNF to G1/2-14 paintball in Aluminum