Source
S.E. Shires TBQ30YR official page
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S.E. Shires Q-Series TBQ30YR
Trombone · United States
The S.E. Shires Q-Series TBQ30YR is a large-bore (.547-inch) tenor trombone with an 8½-inch two-piece lightweight yellow-brass bell, a single rotary F-attachment, and three interchangeable yellow-brass leadpipes.