Thank you for viewing. This is a popular model among Monette mouthpieces, with an inner diameter close to a Bach 1-1/4C. Many players switch to this model from Bach mouthpieces. For detailed dimensions, playing feel, and sound, please search on Net Brass. This mouthpiece produces a warm, full sound characteristic of Monette, with excellent note clarity. It has a wide dynamic range and a rich, dense tone. It's an all-around mouthpiece suitable for everything from orchestras to combos. There are scratches on the rim, body, shank, and shank end. There are no major scratches, dents, or plating wear that would affect playing. Please refrain from comments asking for a price reduction. If you are interested in used or new mouthpieces, please search on Net Brass. net-brass.com #Mouthpiece #Cornet