The RAP-394-SST consists of the Tough-Tube fishing rod holder and a 3-inch long ratchet spline post arm. The ratcheting feature allows the tube to tilt forward and back 180 degrees for optimum viewing angles. Ideally suited for anything from kayaks to tournament boats, this compact and simple design is ready for your next day on the water. Easily integrate the RAP-394-SST with your existing spline post base, or choose from an assortment of RAM compatible bases.