Monoprice 602121 Wall Mount for Acoustic Guitar, Vertical This simple wall mount attaches to the wall using two screws on a 3 3/8" circular plate The Y-shaped mounting brace is covered with rubber tubing and the metal is capped with plastic plugs to ensure no metal can come in contact with your guitar The opening of the Y-shaped brace is 1 5/8" wide but expands out to 2" wide towards the back