Add the WS-420SQ with ease and without cutting with the EQ Under Dash Mount. Installation is a breeze with this mount, allowing you to securely mount the 420SQ under your dash without the need to cut an opening in dash. Even better, this mount has a 2nd opening to add the WW-BT VC knob to add bluetooth as to your rig as well! No bluetooth knob? No worries, a plug is included with this kit to cover up the opening for a nice clean, flush look. Available in a CNC'd Billet Aluminum silver brushed metal or black brushed metal finish. WS-420 SQ and BT-VC not included.