A device for insertion into an existing beverage holder opening in a boat and receiving and supporting a handle of any length of a fishing rod. The device includes a cup and a tube. The cup is inserted into the existing beverage holder opening in the boat. The tube extends into, and upwardly, at an angle from, the cup, receives and supports the handle of the fishing rod, and has a bottom that is open so as to allow the handle of any length of the fishing rod to pass therethrough and be received and supported by the tube.