User Manual

All Bach Stradivarius bass trombones feature .562” large bore, one-piece yellow brass bell, chrome-plated
nickel silver seamless inner slide, brass outer slide, nickel silver handgrip, tubular nickel silver body braces,
genuine Vincent Bach mouthpiece, deluxe wood shell case.
Model 50A - 9½” one-piece yellow brass bell, Hagmann Valve rotor mechanism, open wrap
Model 50B - 9½” one-piece yellow brass bell, traditional rotor mechanism, traditional wrap
Model 50BO - 9½” one-piece yellow brass bell, traditional rotor mechanism, open wrap
Model 50T - 9½” one-piece yellow brass bell, “T” Valve rotor mechanism, open wrap
Single rOTOr SYSTem
keY OF B /F
mOdel 50B0
mOdel 50T
7 | For more information, please visit, www.bachbrass.com