- gold brass

- bell
bell diameter 140 mm, french rim

- bore slides 11,5 mm

- nickel silver valve group
bronze valves
unibal-joints
spiral-spring-mechanism

- leadpipe interchangeable

- long waterkey

- handletrigger mechanism and
waterkey at 3rd slide

- c-key, venthole

- silver-plated
option:
- art engraved
- undersilver-plated and
gold-plated