Cecilio 4Series TB-483 Intermediate Bb Valve/Slide Trombone Lacquer yellow brass intermediate Bb tenor valve & slide combo trombone with monel valves .500" medium bore, 8.5" bell, Nickel plated lead pipe, tuning slides and valve casings Standard shank with large shank adapter, silver plated 12C mouthpiece Includes: Pro-deluxe durable plush-lined light weight hard case with backpack straps and zipper pocket, a pair of white gloves & cleaning cloth 1 Year Warranty Against Manufacturer's Defects