SL-580 american stile

Key in Bb/F/Eb oder Bb/F/D
Bore: .567"
Valve tubing: .610"
Bell: 9,8” -11,0"
inline, open wrap
 

 SL-570 model "Cieslik"

Key in Bb/F/Eb oder Bb/F/D
Doubel-bore: .547” / .567"
Valve tubing: .610"
Bell: 9,8” -11,0"
inline, open wrap