The trumpet valve kit offers a complete set of replacement parts, including a water key, valve guard, and screws. These components are for maintaining the performance and longevity of your instrument. The kit is easy to use, enabling you to quickly and replace worn-out parts, ensuring your trumpet is always ready for performance. Features -Color:Silver -Material:Metal -Size:4.50X1.50X1.00cm/1.77X0.59X0.39in -Crafted from durable materials, this set ensures long-lasting durability and stability for your trumpet. -The precision-engineered button rod offers highly accurate and sensitive operation, enhancing your performance. -Designed for user convenience, the installation process is straightforward, simplifying maintenance and replacement. -Compatible with a variety of trumpet brands and models, this set offers great flexibility for musicians. -The design of these accessories significantly improves the sound quality and overall playing experience. Package list: 2 Key Spit Valve 2 X Rubber Pads 2 X Springs 2 X Bases 2 X Shafts