ProBoom Deluxe Mic Arm with Riser - Undoubtedly, the world's most popular Mic boom in the radio broadcast industry. Our famous Deluxe Ultraflex arms provide unequalled holding power and "squeak-free" operation while "on the air". Provided with a 5/8-27 threaded mounting stud to hold virtually any microphone in a stable position. Overall reach of this model is 29", and comes with our standard 12" vertical riser to clear near-field monitors. Smooth, quiet operation leaves our competition in the dust!