Thank you for viewing. This is a Bach mouthpiece, a standard manufacturer. This is a rare 10-3/4EW, popular among high-note players, and not often seen in stores. The engraving reads VINCENT BACH 10-3/4EW. It has a small, thick rim and a shallow cup. For detailed dimensions, playing feel, and sound, please search on Net Brass. There are no major scratches, dents, or plating wear that would hinder performance. Please refrain from price reduction comments. Instant purchase OK. If you are interested in used or new mouthpieces, please search on Net Brass. net-brass.com Type: Cornet Type: Cornet (in C / B flat) Brand: Bach