Big Mouth Modular Keg 5 GallonIntroducing the first keg purpose designed for homebrewers. The Big Mouth keg packs the power of a draft system and then some into a revolutionary serving system. A 5 gallon keg that can be completely broken down for deep cleaning. If you need a portable solution, take out the Expansion sleeve for a compact and portable 1 gallon keg. Slide it in your fridge. Pop it in a cooler. Share, anywhere. 5 Gallon size Withstands up to 40 psi of internal