(Set of 4) SeaLux Marine Flush Recessed 316 SS Drink Holder with 3/8" drain tube SeaLux Flush Recessed Stainless Steel Drink Holder with 3/8" Drain Tube for Marine Boat, RV Mirror Polished Stainless Steel Construction, Corrosion Resistant Includes Mounting Gasket, Pad & Welded Stainless Steel 3/8" drain Barb Cut-Out: 3-7/8"; Outer Diameter: 4-1/4"; Depth: 2-1/4" - 3-1/8" Fits cans, bottles & can coolers