The Laskey Classic K Series American Shank Tuba Mouthpiece provides brilliant articulation and response for F tuba players. You'll experience a mid-shallow bowl cup that creates a presence ideal for intricate solos and ensemble playing. Three interchangeable rim sizes—including a 28 rim for optimal control—let you customize the mouthpiece to your preferences. Constructed from durable gold plate, this Laskey Classic tuba mouthpiece delivers a stunning aesthetic and reliable performance for years of playing. Whether you perform in an orchestra, wind ensemble or as a soloist, the K Series mouthpiece helps you achieve the tone and technique your music demands.