This highly responsive instrument provides a powerful solo voice. Equally proficient in section work, it produces a full rich sound that blends extremely well. Key of F, .468 bore, 10-1/2 bell, nickel-plated pistons, 1st slide saddle with new redesigned first slide, adjustable third slide, silver plated finish, 3.5 lbs., Mello 6 mouthpiece, horn mouthpiece adapter, heavy-duty plastic stackable case