Description: 20 Pcs Spit Spring for Trombone/ Trumpet/Tuba/Baritone Easy to carry durable Exquisite craftsmanship easy to replace Perfect replacement parts for trombone/ trumpet/tuba/baritone Lovers Material: Metal Size Chart: Length: Approx. 44mm/1.73inch Package Includes: 20x Spit Springs Note: Due to the difference between different monitors the picture may not reflect the actual color of the item. Due to manual measurement there may -2mm error in size