This is a second hand Rudy Muck No. 23 Cushion Rim Trombone mouthpiece for small bore trombone. It's a great mouthpiece in great shape.
Rudy Muck Cushion Rim 17C Cornet Mouthpiece - Made in England
Rudy Muck Cushion Rim 27 Trombone Mouthpiece
Rudy Muck 18M Cushion Rim Trumpet Mouthpiece
Rudy Muck 19C Cushion Rim Cornet Mouthpiece
Vintage Rudy Mück 17C Cushion Rim Trumpet Horn Mouthpiece
VINTAGE RUDY MUCK TRUMPET/CORONET MOUTHPIECE CUSHION RIM 18M 1940’s-50’s
