The Mesa/Boogie 4x12 Rectifier Standard Straight speaker cabinet gives you that thunderous low end you crave. One of Mesa/Boogie's most popular cabinets — and a flat-out icon in heavy music — the Mesa/Boogie 4x12 Rectifier Standard Straight is massive sounding. This is the one you've heard used on countless hit records — and the one you've seen onstage with countless leading acts. Why? Not only is it tour-rugged, but it's larger than most other 4x12" speaker cabinets, so you get that signature menacing low end from the Mesa/Boogie 4x12 Rectifier Standard Straight.