This is a mouthpiece designed for piccolo trumpet (cornet shank). It features the popular "X" backbore from the Standard Series and incorporates a cup design optimized for piccolo trumpets. It's an excellent combination, especially with a Schilke piccolo trumpet. ● Model Number: P7 ● Specifications: Silver-plated finish ● Equivalent Rim Sizes: 11, 7C ● Throat Size: 27 List Price: ¥29,700 In excellent condition, only used for play-testing.