Best Sale ???? Yamaha Yamaha Standard Trumpet Mouthpiece 7B4 ????

These Yamaha Standard brass mouthpieces are produced with advanced computer design and manufacturing technology for unmatched precision, smooth attack and easy playability. They have an ideal weight for all-around use and available in a variety of configurations to suit every player.Compare to:TR11: Schilke 11TR11A4: Bach 7ETR11B4: Bach 7DTR11C4: Bach 7C, Giardinelli 7CTR13A4a: Schilke 13A4aTR13B4: Bach 6CTR13C4: Bach 6BTR13D4: Bach 6TR14A4a: Schilke 14A4a, Giardinelli 6STR14B4: Bach 3C, Schilke 15BTR14C4: Giardinelli 5CTR14D4: Bach 5BTR14E4: Bach 3C rim, very deep cupTR15B4: Bach 2C, shallower cupTR15C4: Bach 2CTR15E4: Bach 2C rim, very deep cupTR16C4: Bach 1-1/2CTR16D: Bach 1-1/2C, deeper cupTR16E4: Bach 1-1/2C rim, very deep cupTR17B4: Bach 1-1/4CTR17C4: Bach 1CTR17D4: Bach 1C, deeper cupTR18C4: Bach 1TR5A4: Bob Reeves OES 69TR6A4a: Schilke 6A4aTR7A4: Purviance 4 (4*D4)TR7B4: Schilke 7B4TR8C4: Bach 10-1/2C, Giardinelli 10CTR9C4: Bach 7C with smaller rim diameter