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. Durable:5 Pcs Spit Valve Water Key Spring for Trombone/Trumpet/Tuba/Baritone,easy to carry,durable.
4.Exquisite craftsmanship, easy to replace,perfect replacement parts for trombone/ trumpet/tuba lovers.
5.Water drain valve springs of wind instrument,small size, portable. Practical, economical product.
6.High Quality Material:Made of high-quality metal material, small in size, easy to carry, sturdy and durable.
7.Replacement Parts:Easy to install and replace, perfect replacement for old or broken.
8.Size:43x19mm/1.7x0.76inch(LxW),Please pay attention to confirm the size before buying.

Specifications:
Material:Metal
Color:Silver
Brand name: Mxfans
Size:43x19mm/1.7x0.76inch(LxW)
Weight:7g

Package include:
5 x Water Drain Valves Steel Wire Spring