back cornet mouthpiece 7C silver plated finish

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. The most used model around the world. It has a brilliant sound and is supported by everyone from students to professional players. Diameter 16.2mm Cup depth M (normal) Rim thickness MW (medium). It is a rounded rim that gets lower towards the outside and relatively stands up on the inside of the rim, but overall has good grip.