This draft beer tower is constructed of polished Stainless Steel with a 4" diameter column. Polished Stainless Steel does not chip or pit like chrome. This model sports eight faucets, all connected with Stainless steel product lines and copper coolant lines with TIG welded stainless steel barbed ends that easily connect to either 5/16" or 3/8" trunk line. This tower is cooled with Kool-Rite technology with patented cooling blocks and leak proof shanks!