ProBoom Elite Mic Arm - This is our Extended reach Mic boom model, with two long armatures, and adjustable spring tension points. This arm was originally designed exclusively for RCA. It features a 45" total reach, and has the capability to adjust the spring mounting points. This allows for increased spring tension, to hold up heavier microphones, without the need to purchase new armatures or springs. This is an Arm only with a Black finish. 5/8-27 threaded mounting stud also included standard.