The EFH885UD Professional Series Geyer-Knopf Double Horn provides you with a versatile instrument for any performance. Its detachable bell allows for excellent projection, giving you a range of tones at your fingertips. The EFH885UD features a .468" bore and Geyer-Knopf style wrap for consistent air flow, producing a warm, rich sound. Its unlacquered yellow brass body and bell provide a balanced response and projection. The EFH885UD comes with an upgraded fiberglass case and Laskey 75G mouthpiece. For a double horn that can handle any repertoire, try the EFH885UD Professional Series Geyer-Knopf Double Horn.