Cornelius keg cap with carbonation stone

Keg cap with built-in carbonation stone! The easiest way to carbonate your beer.Move the cap from keg to keg to carbonate as needed. This cap allows for quick carbonation with minimal effort.Features:– 0.5 Micron stainless steel diffusion stone– Keg cap with stainless steel ball lock post– Silicon keg cap seal– 60 cm tube