Commercial keg conversion kit: The ultimate gift for that best friend of yours who drinks all your homebrew. Includes: Commercial beer tap (Sanke), 5# CO2 tank (empty aluminum tank), 2-guage CO2 regulater, faucet with 4" shank assembly, all stainless 4" wall mount drip tray, 8' of tubing, 5 hose clamps & fittings, guide to keg systems, and a package of 5-star cleaner. To install the tap in a refrigerator you will need a power drill with a 1" hole saw bit that can handle cutting metal.