Focus Pro Audio Subwoofer Pole with M20 ThreadThe Focus Pro Audio Subwoofer Pole with M20 Thread easily mounts to the top of a sub cabinet and supports a speaker with a standard pole mount socket without the need to use a separate floor stand. The mounting pole features a removable M20 threaded lug at the base for connections to subs with an M20 threaded socket, a connection method that greatly reduces the tilt and wobble. The shaft's height adjusts to accommodate a variety of applications and