Description These baritone valve springs are designed to provide optimal performance for your instrument. Crafted with precision, they ensure smooth and responsive action for your baritone's keys. The set includes two types of springs, each to meet specific needs, enhancing the overall reliability of your instrument. Features -Color:Silver -Material:Metal -Size:3.30X3.10X2.50cm/1.30X1.22X0.98in (A) -Size:5.80X3.00X0.60cm/2.28X1.18X0.24in (B) -Durability: ensures longlasting use without damage, providing a reliable performance over time -Enhanced stability: addresses the issue of easily damaged key springs, offering a more stable experience -Versatility: meets the needs of different musical instruments, making it a versatile choice for musicians -Easy installation: simple to install without requiring professional skills, ideal for both enthusiasts and beginners -Wide application: suitable for music education, performance, and practice, enhancing musical experience and expressionPackage list: 6 x Trumpet Water Key Spit Valve