Conn Artist Large Bore Trombone Mouthpiece. Don’t think it’s been used
Conn 5GR Large Bore Trombone Mouthpiece
Conn X Lead Pipe for a Conn SL2547 Dual Bore Slide
Yamaha BL - 1 Large Bore Bass Trombone Mouthpiece In Silverplate
Denis Wick 4BL Large Bore Trombone Mouthpiece In Silverplate
LMG J.ZHANG GC-A Large Bore Bass Trombone Mouthpiece In Silverplate.
Kosikup 10 Large Bore Trombone Mouthpiece In Silverplate
