Triple Threat Rod Holder Base

Best used as a simple mount base for the Triple Threat Rod Holder. A Sea-Lect, aka Sea Dog product. Screw Holes (A) are 3 13/64 inches, and (B) 1 9/32 inches, on center. Drill only 4 small screw or rivet holes! center cylinder diametrer (C) is 1 3/4 OD. The center cylinder (D) protrudes 1 inch above the base. Made of Injection Molded Polypropylene Fiberglass Nylon. Secures with rivets (cannot reach inside) or with screws and nuts (can reach inside). Mounting Hardware is Not included. (Sea-Lect part # K325472)