Sea Dog Rod Holder, Side Mount, Single Rod. These Side Mount Rod Holders feature an integral, molded-in standoff located on the back of the rod holder. This standoff allows direct mounting to any flat surface. Accommodates rods up to 1-3/4" in diameter. Constructed of injection molded polypropylene. Installs with two #10 RH fasteners (not included). Color: Black

Measurments: 11-11/16" X 1-3/4"
Mounting holes: 6-1/4" center to center.