hello this is a test ariticle...
Cone-shape valves trombone Key: b B/F Material: brass body Cupronickel tuning pipe Plating: Yellow/Nickel ...
C key piston valves trombone Key: C Material: brass body Plating: Yellow/Nickel ...
Bass tuning slide trombone Key: b B/F/G/ b D Material: brass body Gold brass bell Cupronickel tuning pipe Plating: Yellow/Nickel ...
Bass Trombone Key: b B Material: brass body Plating: Yellow ...