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- .661″ bore = 16,8 mm
- Bell: Ø 14 3/8“ = 366 mm
- Yellow brass body
- Gold brass leadpipe
- Nickel silver outer slides
- 3-valves, Top Action
- Stainless steel pistons
- Original VINCENT BACH 25 Mouthpiece
- Light weight form shaped case with wheels
- Weight approx. 5,8 kg
- Clear lacquer finish

SCHALLER MACHINE HEAD ORIGINAL G-SERIES KEYSTONE SR 3 LEFT/ 3 RIGHT
SCHALLER SECURITY STRAP LOCKS NICKEL PLATED 
