Stagg WS-TB225 Bb Tenor Slide Chrome Plated Brass Trombone with ABS Case

Features 
Tune: Bb 
S-bore: 12.7mm or 0.499in. 
Body material: Brass 
Brass bell diameter: 20.5cm or 8.07in. 
Chrome plated nickel silver inner slide 
Brass outer slide 
Brass hand slide bow 
Water key 
Includes mouthpiece 12C silver plated 
Soft case with backpack straps  
Case dimensons: 94x31x29cm or 37.01x12.2x11.42in. 
Instrument complete workshop tested