Open wrap, short
Open wrap
Traditional wrap, changeable
Thayer valve, open wrap
Hagmannventil, double O wrap
Hagmann valve, 8-shaped
Bass trombone, traditional wrap
Bass trombone, open-flow valves, traditional wrap
Hagmann valve, open wrap
Bass trombone, Hagmann valves, Quart valve, 8-shaped, ES-D-valve open