Bach 4GL
TromboneIn Production
Specifications
| Brand | Bach |
| Model | 4GL |
| Instrument | Trombone |
| Rim Diameter | 25.7 mm |
| Rim Width | medium |
| Rim Contour | bach |
| Cup Depth | Medium Deep |
| Cup Depth (mm) | — |
| Cup Shape | bowl |
| Throat Diameter | 7 mm |
| Throat Drill # | — |
| Backbore | large |
| Shank | large |
| Material | brass |
| Finish | silver-plate |
| Weight | standard |
Recommended For
Orchestral
About This Mouthpiece
The Bach 4GL is a medium-deep-cup tenor trombone mouthpiece featuring a 25.7mm rim diameter and 7mm throat. It has a large backbore, large shank. Well-suited for orchestral playing.
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