Use the Hobie Thru Hull Wiring Kit to add a waterproof wiring port to any kayak. Useful for mounting fish finders, GPS units or other electronics to the outside of your kayak, this plug allows for a clean and waterproof port for your wires to run into the hull of your kayak. Allows you to route multiple cables thru one port. Included rubber grommets provide different configurations for different sized cables. Includes two thru-hull plugs and all necessary mounting hardware and instructions.