Keep your trumpet performing at its great with these durable water key spit valve springs. Designed for durability and ease of use, they ensure smooth valve operation and prevent moisture buildup. Suitable for various trumpet models, these springs are an essential component for any musician looking to maintain their instrument's performance and longevity. Features -Color:Silver -Material:Iron -Size:1.70X1.30X0.90cm/0.67X0.51X0.35in -Convenient portability: the small size of the spring makes it easy to carry and store, ensuring you always have a spare available -Precision construction: crafted with precision to ensure the stability and reliability of the product, providing consistent performance -Effortless installation: the spring is designed for easy replacement, making it a suitable substitute for old or springs -Universal compatibility: suitable for various musical instruments, including cornet, trumpet, and similar instruments -Durable and sturdy: made from robust materials, the water key spit valve spring is built to last Package list: 20pcs trumpet instrument spring