| Specifications |
| Level |
Custom |
Custom |
| Key of |
Bb (YCL-SEV/SEVN) |
- |
| Fingering |
Fingering |
Boehm |
| Key System |
17 keys, 6 rings |
17 keys, 6 rings |
| Barrel Length |
65mm (YCL-SEV/SEVN) |
65mm (YCL-SEV/SEVN) |
| Body Material |
Grenadilla |
Grenadilla |
| Barrel Material |
Grenadilla |
Grenadilla |
| Bell Material |
Grenadilla with pressure-fitted solid nickel silver ring |
Grenadilla with pressure-fitted solid nickel silver ring |
| Key Material |
Nickel Silver |
Nickel silver |
| Plating |
Silver |
Silver |
| Bore |
Machined and Polished |
Machined and polished |
| Tone Holes |
Tapered integral type, with hand-tapered undercut |
Tapered integral type, with hand-tapered undercut |
| Thumb Rest |
Fixed |
Fixed |
| Mouthpiece |
Yamaha 4CM Ebonite |
Yamaha 4CM Ebonite |
| Mouthpiece Cap |
Silver-Plated |
Silver-plated |
| Ligature |
Silver-Plated |
Silver-plated |
| Spring Type |
Blue Steel Needle |
Blue steel needle |
| Pad Type |
Lucien deluxe double skin |
Lucien deluxe double skin |
| Posts |
Threaded |
Threaded |
| Key |
- |
A |
