Mount Drink Holder Combo B 588060 Sea-Dog Line Flush,Injection molded ABS, Dual purpose design allows use of beverage cans with or without insulated can wraps, Color : Black Size : 3-5/8" ID x 3-1/4" D Hole : 3-3/4" .Holder Combo B 588060 Sea-Dog Line Flush Mount Drink,Sea-Dog Line Flush Mount Drink Holder Combo B 588060, Auto Parts and Vehicles, Auto Parts & Accessories, Boat Parts, Boat Accessories & Gear, Other Boat Accessories & Gear.