The counter-mount beverage cup dispenser features San Jamar’s patented time-tested design. This self-adjusting unit is made of 26 gauge stainless steel, and it can be mounted vertically or horizontally. Foam cups ranging in size from 12oz. to 24oz. Dispenses paper, plastic, and foam cups one at a time. Patented adjustable collar easily conforms to cup size. Patented mounting ring locks and self-supports and secures dispenser to the counter. Different springs ensure optimal dispensing for each particular type of cup to adapt to your needs. Tube length: 23-1/2″. Counter hole diameter: 4-11/16″. Rim diameter: 2-3/4″ – 3-7/8″.