2" x 4" Copper Pipe with a 2" Stainless Steel Tri Clamp Ferrule welded to the end. Also includes Tri Clamp and Gasket. This is not a complete Column. You can use this with some more copper pipe and some solder to build your own column. The 2" tri clamp ferrule will connect to any Sanke Beer Keg. It will also connect to any 2" Tri Clamp Ferrule on any of the Moonshine Still Boilers that are sold with 2" Tri Clamp connections.