Hagmann free-flow valve.
The Bach 42A Stradivarius Tenor Trombone with Hagmann Valve is a great choice for the player looking for a less resistant F attachment. It features the Rene Hagmann Free-Flow valve which eliminates the back pressure that occurs in the F attachment with traditional 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.
Specifications
- Key: Bb/F
- Bore: .547"
- Leadpipe: Fixed
- Leadpipe Material: Yellow Brass
- Bell: 8.5" one-piece hand-hammere
- Bell Material: Yellow Brass or Gold Brass
- Handslide: Standard or Lightweight
- Handslide Material: Yellow Brass or Nickel Silver (Lightweight)
- Handslide Crook Material: Yellow Brass or Nickel Silver (Lightweight)
- F Attachment Wrap: Open
- F Attachment Valve: Hagmann
- Case: zippered Cordura covered wood shell case
- Mouthpiece: Bach 6-1/2A
- Mouthpiece Shank: Large
- Finish: Lacquer