Carol Brass CTB-6219-GSS-YNNN-N3, Bb/F-trombone, traditional wrap, bore: .547" (13,90 mm), 8,5" (216 mm) gold brass bell (standard), nickel silver handslide, interchangeable leadpipes, clear lacquered, incl. ABS plastic case, 6 1/2 AL mouthpiece, 4 different leadpipes