Used Bach "Mt. Vernon" 34B Professional Bb/F Tenor Trombone. .522" bore hand slide, closed wrap rotor valve section, 8" yellow brass bell flare. Instrument is in good condition apart from minor surface wear at contact points and evidence of previously repaired bell crease and resoldering of bell flare to valve section. Valve section and tuning slide appear to be "Elkhart" parts. No case.