■ Best Brass Cornet Mouthpiece 9B Groove Gold Plated ★ This cornet mouthpiece was purchased as a used item from an online shop. ★ No box or packaging is included. ★ There are no noticeable dents or damage. There are scratches on the shank. ★ Gold-plated for a comfortable feel, the inside of the cup has a satin finish, and the throat has a groove加工 (groove processing) with a screw hole-like groove (see image 3). ★ The condition is generally good. ★ Will be shipped via Yu-Yu Mercari delivery service.