Fit and Sizing
Barrels
| FIT | BRANDS |
| Standard | Backun, Buffet, Selmer (USA, Centered Tone, 10G, Series 9), Yamaha, and most other brands |
| Standard Plus | As above, larger bore for more free blowing feel |
|
Selmer Paris |
Selmer Paris (Not including Selmer USA, 10G, Series 9) |
|
Yamaha CSG |
Yamaha CSG I, II and III |
Bells
| FIT | BRANDS |
| Standard | Backun, Buffet, Selmer (USA, Centered Tone, 10G, Series 9), Yamaha (including CSG), and most other brands |
| Selmer Paris | Selmer Paris (Not including Selmer USA, 10G, Series 9) |
Vocalise Bb Mouthpieces
| MODEL | MATERIAL | OPENING | FACING LENGTH | COMPARES TO |
| R | Hard Rod Rubber | Close | Short | M13/15 |
| G | Hard Rod Rubber | Medium | Medium | 5RV/M30/BD5 |
| H | Hard Rod Rubber | Open | Long | B40/B45 |
| CG | Proprietary Synthetic | Open | Long | BD4/B40 |
| Z | Hard Rod Rubber | Extreme Open | Long | BD7 |
Vocalise Bass Mouthpieces
| MODEL | MATERIAL | OPENING | FACING LENGTH | COMPARES TO |
| CG |
Proprietary Synthetic | Open | Long | B46/B50 |
Alpha Mouthpieces
| MODEL | MATERIAL | OPENING | FACING LENGTH | COMPARES TO |
| Bb | Plastic | Medium | Medium | 5RV Lyre |
| Bass | Plastic | Medium | Medium | 5RV Lyre |