This is a mouthpiece for a bass trombone. I bought it new. I used it a few times, but it didn't suit me, so I'm selling it. ★Instant purchase is OK. ★Please refrain from price negotiations. Product Description This is a special model that is rarely imported domestically. It is a popular model for its rich tone and good response. ■ Tilz Bass Trombone Mouthpiece Spezial Model 1-1/2G Tilz is a leading mouthpiece manufacturer in Germany and Europe. 【Spezial Model / Special Model】 Normally, only the BAKO model is handled domestically, but this is a made-to-order model based on Tilz's original design, and is popular for its deep sound and good response. It is especially compatible with German and European trombones and is supported by many players. Thank you for looking.