Standard Series Trumpet Mouthpiece Group I in Gold 7B4 Gold

Schilke MouthpieceSchilke Mouthpiece Numbering SystemsThe Schilke method of mouthpiece labeling has been designed to assist the student, teacher, amateur and professional in selecting a mouthpiece to meet the needs of the player. All mouthpieces come with standard rim shapes, cup volumes. and backbores unless shown otherwise on the mouthpieces. Further explanation of the Schilke numbering system can be found below. Using this method it is possible for the player to know the characteristics of any mouthpiece.Example9C3c 9 refers to the CUP DIAMETER Smallest numbers have smallest diameters C E. Large C refers to the CUP VOLUME A. Small Cup B. Medium-small C. Standard D. Medium-large E. Large 3 refers to the RIM CONTOUR 1 Rounded 2 Semi-rounded 3 Standard 4 Semi-flat 5 Only slightly rounded c refers to the BACKBORE a. Tight b. Straight c. Standard d. Slightly curved out e. Large When a Schilke mouthpiece has a standard backbore, rim and cup, only the cup diameter is shown on the mouthpiece. In the example above only the #9 is necessary to identify the mouthpiece because the C is the standard cup volume, 3 is the standard rim, and c is the standard backbore. Whenever measurements differ from the standard sizes the alterations are shown on the mouthpiece.CUP DIAMETER Most trumpet and cornet mouthpieces have a cap diameter that falls between .600" and . 725". Nos. 1 to 25 in the Schilke system represe