YAMAHA Yamaha Custom YSL820GII B♭/F Tenor Bass Trombone with Mouthpiece This is a Yamaha tenor bass trombone. Model number: YSL-820G II Condition: Some scratches and dirt There are small dents, rust, and scratches on the body (see photo 17). It has been used, but there is no noticeable damage. The operation is also fine. Rotary and slide operation have been checked. Please check the images carefully. Two mouthpieces and a hard case are included. The sponge inside the hard case is deteriorated. We will carefully wrap the case in bubble wrap before shipping. Please ask any questions in the comments. Thank you.