Adams A4 Bb TrumpetThe A4 is one of the most popular models in the Adams trumpet line. Featuring a 5. 5" one piece bell and a heavy chassis, this horn is an ideal choice for the soloist looking for an extremely rich, warm, fluid, and thick sounding horn. The larger bell diameter, bell flare shape, and lighter gauge bell give you exceptional feedback behind the horn and good sound dispersion out front. This is one of the heavier models of Adams trumpets, but is