Use this system at home to serve fresh draft beer or bottle it for parties, competitions, or to take on the go. It's perfect for home brewing hobbyists who want to streamline their brewing process and enjoy better - carbonated beer. The system includes a 5 - gallon Ball Lock Corny Keg, a CO2PO Double Body CO2 Regulator, a Last Straw Stainless Steel Bottle Filler, along with necessary tubing, fittings, gas lines, and nylon washers. Everything you need to share and enjoy draft homebrew, except for a CO2 tank.