Features:
1.Each qualify checked item with a unique Manufacturing Part Number label on the inner package to confirm if it is the authentic item sold from our store.
2.When you have any problems about your item, please send us the MPN label information first.
3.Made of copper, it's durable.
4.Suitable for trumpet.
5.Easy to install, for replacing your old, worn, broken or missing tubes.

Note: Please refer the size before purchase and check if it fits your trumpet, we can not guarantee it's universal.

Specifications:
Material: Copper
Color: Golden
Brand name: Mxfans
Overall Size: approx 3.3 x 3.3 x 1.8cm/1.3 x 1.3 x 0.71 inch(L x W x T)
Weight: 15g

Package include:
1 x Trumpet U Shape Tube