This is the combination of the Heil SB-2 Boom and Heil RS-1 Riser. This system allows for easy mounting to your ceiling to allow for maximum space within your vocal booth. Screws included for easy mounting. A cable management clip is molded to the side of the SB-2 to handle your microphone cable. The RS-1 is a 12" riser that allows you to mount the Heil SB-2 to your ceiling.