Our Flush-Mount Rod Holders are made of high-impact ABS plastic so youll never have to worry about rust. These rod holders are great for budget-conscious anglers needing light-to-medium duty holders while fishing. With its flush mount design, it keeps at a fixed 30 angle and can be inserted into existing holes in the gunwale. The flange has a slightly textured top surface and they are built sturdy and strong. Key Features The flange size is 3 1/2" x 4 1/4" and has a textured top surface Rod holder has a one-year warranty Only one rod holder comes in package Mounts at a fixed 30 angle