PERANTUCCI Tuba Mouthpiece PT-83 Silver I used this for about a year when I was a student. The outside shows noticeable rust, but there are no major scratches, dents, or chips. If you would like the box, please let me know when you purchase it. Please comment if you have any questions. I will carefully wash it before shipping. The following information was written on an online shop: Model / Cup Inner Diameter / Rim Width / Throat Bore / Cup Shape / Features PT-83 / 32.0mm / 7.5mm / 8.6mm / U / Deep U Cup: Provides moderate resistance, produces a bright tone, and makes it easier to play in the high register. ■ Brand: PERANTUCCI ■ Model Number: PT-83 ■ Shank: Normal ■ Finish: Silver Plated ■ Cup Inner Diameter: 32.0mm ■ Rim Width: 7.5mm ■ Throat Bore: 8.6mm ■ Cup Shape: U Cup / Deep