Asymmetric tuning slide and bell, inside bell with for better sound projection, and aluminum, valve stems for better action makes a horn any professional could perform on at his best. A new bell flare for mote brilliance, double bracing and a new responsive gold brass lead pipe. Features include silver plating, ML bore, bell rim with wire, gold brass lead pipe, nickel silver out slides, two water keys, and a light weight rectangular case with back pack assembly.