"Edwards T-350 E 321CF22G/T-STDN, Bb / F Tenor Trombone, 8 1/2"" Non-soldered, Tempered yellow-brass bell, Wall thickness: Normal (22), T-STDN slide, Bore: 13.89 mm, Brass outer pull, Nickel-silver slide, Edwards Axial Flow four-way valve, Single...