The Driftmaster Pro Series 1/2" Thread Round Rail Clamp Base for 7/8" round rails can be used with any Pro Series rod holder. The base can be easily adjusted by loosening 1 nut and turning the base on the rail, allowing you to control the angle of your rod. The 1/2" diameter threaded center hole can also hold any lantern holder. Driftmaster Pro Series 1/2" Thread Round Rail Clamp Base - Marine Accessories at Academy Sports
