Hagmann free-flow valve.
The Bach 42A Stradivarius Tenor Trombone with Hagmann Valve is a great choice for the player looking for an even less resistant F attachment. It features the Rene Hagmann Free-Flow valve which eliminates the back pressure that occurs in the F attachment with normal rotor systems. The 42A offers an open response in all registers, with it's 8.5-inch one-piece hand-hammered bell, .547-inch bore with an open wrap F attachment. It includes a deluxe case and mouthpiece.
Bach 42A Stradivarius Trombone with Hagmann Valve Features:
- .547" bore
- 8.5" one-piece hand-hammered bell in yellow or gold brass
- Open wrap F attachment Hagmann Free-Flow Valve
- Standard chrome-plated nickel/silver seamless inner slide, brass outer slide with nickel/silver handgrip
- Includes deluxe case and mouthpiece
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