YFG-821 Custom Bassoon, Heckel System
| YFG-821 | ||
|---|---|---|
| Level | Custom; "Pre-war" model | |
| Key of | C | |
| Key System | Heckel | |
| System | Gentleman compact (YFG-821C) | |
| Wall Thickness | Thinner; larger bore | |
| Roller Keys | F & Ab ; Ab & F# ; low Eb & low C# | |
| Features | C plate; High C key; High D key; 2 bocals; Hand crutch; Neck strap | |
| Body Material | Long seasoned maple | |
| Key Material | Nickel silver | |
| Plating | Silver | |
| Tone Holes | Undercut; Silver tubes available | |
| Thumb Rest | Fixed | |
| Trill Keys | F-G (high E key); E-F# | |
| Spring Type | Blue steel | |
| Options | Bb key guard; Joint hinge; Balancer; RH pp slide system; A pp arm connecter | |
| Roller Options | C# ; pp lock; F# lever; Bb key; E | |
| Trill Key Options | LH Eb ; RH Eb ; C; D | |
