Material: High Grade Yellow Brass. Easy to type, smoothly to play. Bell diameter:124mm (4.882''). Bore size:11.8mm (0.464''). Cleaning cloth, white gloves, etc.Item must be in original condition. Item must be damage free. My Company Has More Than 35 years in Producing Musical instrument, Mainly in Woodwind and Brass Musical instrument. If you have any questions. We will always endeavor to answer your questions within 24 hours. Because the different time zone. The item "Top Gold Lacquer C Key Trumpet Horn Cupronickel Tuning Pipe Free 2 Mouthpiece" is in sale since Tuesday, April 18, 2017. This item is in the category "Musical Instruments & Gear\Brass\Trumpets". The seller is "taishan_musical" and is located in Beijing. This item can be shipped worldwide.