For decluttering, I am selling a Brass Lab.MOMO Brass Lab Momo 50⭐︎JR large shank mouthpiece. This is a handmade trombone, euphonium, large shank mouthpiece with an inner gold finish. The new retail price is 58,300 yen. I have used it several times, but there are no noticeable dents or scratches, but please be sure to check the photos. The original box is included. This mouthpiece has a quick response and produces a solid, thick sound. Please understand that this is a used item. If you are sensitive to such things, please refrain from purchasing. No returns or refunds, please.