No Tools necessary, simply remove any microphone clip or boom hardware and simply slip-on the hub from top of mic stand, with mounting slots open to the top, slide down to rest on the mic stand adjusting nut, replace any mic clip or boom hardware, and attach any 4 Musician's Office accessories into any chosen slot and your ready to entertain. Hub may remain installed on stand for traveling.
Fits most Yorkville, Atlas type mic stands.