A. Product Features: - Quality Material: It is a product made of brass, which is sturdy and durable. - Fine Craftsmanship: After CNC machining, the surface of the mouthpiece is shiny after plating, ensuring a safe and comfortable playing experience. - Good Sound Effect: The mouthpiece has strong airtightness, capable of producing pure and full metal timbre. - Suitable Mouthpiece: It is a suitable choice for replacing old or damaged mouthpieces and is easy to install. B. More Information: - The size of this trumpet is 7; the length is 99 mm; the cup diameter is 47 mm; the bore diameter is 13.3 mm. C. Product Specifications: - Material: Brass - Color: Gold - Item Size: 4.7 x 4.7 x 9.9 cm / 1.85 x 1.85 x 3.89 inches - Item Weight: 169.6 g / 5.98 ounces - Packaging Size: 11.3 x 6 x 5.6 cm / 4.44 x 2.36 x 2.20 inches - Packaging Weight: 260.8 g / 9.19 ounces D. Precautions: - Only the large mouthpiece is included. Other items in the picture are not included. E. Package Contents: - 1 large mouthpiece - Only the above package contents are included, and no other products are included. F. Friendly Reminder: - Due to light reflection and different monitors, the color of the item in the picture may vary slightly from the actual one. The measurement error is allowed to be within ±1 - 3 cm.