King 3BPL
Bb medium-bore tenor trombone · professional · current
3B 'Plus' with a slightly larger .525 bore for fuller sound while keeping the classic jazz small-bore character.
| Type | tenor |
|---|---|
| Key | Bb |
| Bore class | medium |
| Bore size | .525″ |
| Valve configuration | Straight (no valve) |
| Bell material | yellow brass |
| Finish | clear lacquer |
| Level | professional |
| Era | current |
| Country | USA |
Features: 'PL' = Plus (larger .525 bore vs standard 3B .508); woodshell case; Bach 6 1/2A large-shank mouthpiece. Country inferred.