Trumpet mouthpiece produced using the most advanced computer design and manufacturing technology. Standard Series mouthpieces feature unmatched precision, smooth attack, secure control, and easy playability. They have the ideal weight for allaround usage and are available in over 100 configurations. A deeper cup than the 16C4. Soft tone. Mellowbutsolid sound that is ideal for orchestras. It has 17.14 mm rim inner diameter and 3.65 mm throat. Zemlja podrijetla : Kina