These are killer guitars. For those of you who don't know, Leo Scala is the master builder for the Gary Kramer Guitars USA custom shop in Los Angeles. He just launched his own signature line, and the guitars are very sweet -- I got to play them at NAMM. While we haven't done a formal review yet at MusicPlayers.com, here's a review I did of the GKG Cathedral Deluxe to give you some idea of the quality you're in for with one of Leo's guitars: