The Tourmaster 412B 4 x 12'' speaker cabinets combine power, beauty and ingenuity. Both the straight and slant cabs are designed for a smooth bass response and thick midrange. Loaded with legendary Celestion Vintage 30s, these cabs will complement every playing style. With an all Birch plywood construction, heavy duty removable casters, old school metal handles & corners, you not only get a great sounding cabinet but one that can handle the rigors of the road. The ingenuity of these cabs is its patent pending automatic impedance sensing terminal plate. Now you can plug and play without worrying about confusing impedance switches. Dimension: 34.5'' (L) x 18.5'' (W) x 34'' (H). Weight: 107 lbs