Posted by Will Traphagan on August 14, 2002 at 09:24:19:
Use your favorite Doug Elliott tuba rim to double on euphonium with this Doug Elliott "G" cup and "G8" shank. Designed by Doug "for euphonium doubling with a tuba rim." In new condition, barely used. (Sold my euph shortly after acquiring the mouthpiece.) $100, shipping included.