Fit and Sizing
Barrels
| FIT | BRANDS |
| Standard | Backun, Buffet, Selmer (USA, Centered Tone, 10G, Series 9), Yamaha, and most other house brands |
| Standard Plus | As above, larger bore for more free blowing feel |
| Selmer Paris | Selmer Paris (Not including Selmer USA, 10G, Series 9) |
Bells
| FIT | BRANDS |
| Standard | Backun, Buffet, Selmer (USA, Centered Tone, 10G, Series 9), Yamaha, and most other house brands |
| Selmer Paris | Selmer Paris (Not including Selmer USA, 10G, Series 9) |
Bb Mouthpieces
| MODEL | MATERIAL | TIP OPENING | FACING LENGTH |
| Alpha | Plastic | 1.0 mm | Medium |
| CG Crystal |
Crystal | 1.19 mm | Medium Long |
| MoBa | Hard Rubber | .99 mm to 1.19 mm | Medium Long |
Bass Mouthpieces
| MODEL | MATERIAL | TIP OPENING | FACING LENGTH |
| CG Crystal | Crystal | 1.80 mm | 24 mm |
| MoBa | Hard Rubber | 1.75 mm | Medium long |
| MoBa Plus | Hard Rubber | 1.85 mm | Medium long |
Eb Mouthpieces
| MODEL | MATERIAL | TIP OPENING | FACING LENGTH |
| CG Crystal | Crystal | 1.19 mm | 16.5 mm |
| MoBa | Hard Rubber | 1.03 mm | Medium Long |
| MoBa Plus | Hard Rubber | 1.19 mm | Medium Long |