As for trumpet lover or player, the water spit valve spring is a great accessory for trumpet repairing use. When your wind instrument drain valve is or needs to be replaced due to obsolescence, then our products will be your . Choose one set for use. Features -Color:Golden -Material:Metal -Size:2.52X1.22X0.90cm/0.99X0.48X0.35in -Quantity: There are of water spit valve spring provided for you, enough to use and share with trumpet lover. -Material: water spit valve springs are made of safe and reliable metal material, which is durable for use. -Size: water spit valve springs are small in size, light in weight, which will not occupy of space. -Application: water spit valve springs are suitable for Euphonium/Trombone/French Horn/Trumpet/Tuba. -Install: water spit valve springs are easy to be installed. And water spit valve spring is a great accessory for trumpet instrument. Package list: 20 key spit valve springs