Unique Bell Bead Design, Hammered one-piece bell, Laser-fused pluzuma welded bell * Hand lapped pistons and slides, Unbraced inner outer tuning slide * One-piece, drawn, gold brass leadpipe offers excellent intonation, response and proper resistance * Large bell flare and large bore tuning slide: allows this medium bore trumpet to produce a very big sound with very little effort. * Monel pistons which are resistant to corrosion and retain precise fit and smooth action over many years.