Copper whiskey helmet with 4′ tri-clamp on top and bottom. These copper whisky helmet can be used with 4″ tri-clamp connection and are ideal to put in the Mile Hi Flute column. Traditional whiskey helmets help with blending of spirit vapor to give final spirits a unique flavor profile. These copper helmet can also be used when making other spirits like brandy where flavors carry over and uniqueness is essential. These are a nice additional add on to the flute stills. Includes 4″ clamp, 4″ gasket, and 3″ stainless dial thermometer.