Same rim shape and diameter as No. 5 small shank tenor trombone. Similar playing characteristics to No. 4G with a slightly smaller cup diameter.

Specifications:

Cup Depth: Deep, Cup Diameter: 25.50mm, Rim Shape: Medium wide, semi-flat, Throat: 0.276", Backbore: 429

**The total does not include shipping and taxes, which will be calculated and added at the conclusion of this transaction.**