Frederik Heirman
| Model | Bell | Slide | Gooseneck / Valve | Tuning Slide | Leadpipe |
| R10 |
Gold brass
|
Nickel silver
|
Yellow brass
|
Red brass
|
10 |
Frederik Heirman
Made in England Played Globally
Made in England Played Globally
| Model | Bell | Slide | Gooseneck / Valve | Tuning Slide | Leadpipe |
| R10 |
Gold brass
|
Nickel silver
|
Yellow brass
|
Red brass
|
10 |