Bach 7C Small Shank Trombone Mouthpiece, Silver Plated Thank you for viewing. This mouthpiece was stored after being used a few times. While there are some signs of use and slight dirt from long-term storage, there are no major scratches, stains, or dents that would affect playing, and it is still in good condition (cleaned). Please check the photos for other details. Please note that there is no box. The 7C is a standard for small shank trombones. It is highly recommended as it can be used in a wide range of genres, including big bands, combos, large ensembles, and pop music! Suitable for players who prefer a slightly larger cup. Characterized by a bright tone. Cup Depth: MS (Medium Shallow) Diameter (mm): 24.75 Rim: MW (Rounded Rim)