Description Product Description ■ tone C ■ Includes a custom mouthpiece TR-14B4GP who finished with pure gold plating attached mouthpiece luxurious thickness. Gold-plated unique, it has a per smooth mouth rich in flexibility, smooth breath flow, fine-grained tone it features. ■ to achieve a tone that Bell bright beam, is adopted yellow brass of one up. Diameter 123mm. ■ silver plating specification instrument is characteristic is direct representation of itself, finer nuances silver plated finish put out. Soft and bright sound is attractive. ■ case included case is a TRC-896ll.