DK121A-L Double Horn

The Hans Hoyer DK121A-L Geyer / Knopf Double Horn offers the professional level player an instrument with a distinctive warm sound. The DK121 Horn features a .468-inch bore with a gold brass mouthpipe for a dark, warm sound plus a 12.2-inch detachable medium throat bell with excellent response and projection. The DK121A-L also features an in-line valve design based on Meister Fritz Knopfs valve arrangement later adopted by Karl Geyer with the change valve placed in line after the third valve. The Hans Hoyer DK121A-L Geyer / Knopf Double Horn includes a case and mouthpiece and is available in lacquer finish with mechanical linkage (DK121A-L).