Check the listing for details. Avid Mojo DX Rack-Mount Kit - Hardware Kit - 7600-20122-01 - Rack Ears - NEW!. Condition: New. Listed at 125.00 USD. The rack-mounting kit also includes rack-mounting ears, an Allen wrench, and rack screws. To rackmount the unit you must remove the support feet and install the rack-mounting ears. To ensure the stability of the rack enclosure, start from the bottom when you install the rack components in the rack enclosure.