Trumpet Mouthpiece, 4 sizes,  gold, Convertible, Bach type, 4 Cups, 7C, 5C, 1 1/2C, 3C, ;size,  New. Pure silver plated., It gives great sound.  Made on high tech computer controled Latches  that control every dimension to 0.001 of an Inch.  Shipping and handling by USPS is $9.5. Call (281)298-1617 for more information. No reserved price. Your satisfaction guarranteed or your money back 100% less shipping. You can pay by credit card or Check, money order. We accept paypal.