Beer Tap with Flow Control, Beer Draft Faucet Adurable, with Black Handle Lever & Liquid Ball Lock Post for Keg Home BarFOOD GRADE MATERIAL Inner Constructed from FOOD GRADE 304 stainless steel, Chrome plated body. This ultra sturdy material wont pit or tarnish, and youll never have to worry about your beer being tainted by a gross metallic taste. FLOW CONTROL VALVE You can use this lever to adjust the flow rate of beer to avoid excess foam. This is especially useful for hard to pour beers, if youre serving a wide variety of styles, using frosty mugs, or serving