This accessory is a third-party product and is not manufactured or endorsed by Yamaha. It is compatible with Yamaha. Description This brass trumpet valve spring plate provides accurate alignment and reliable quick valve rebound. Featuring a smooth surface for reduced friction, it acts as a precise fit plate and ensures stable piston performance. Ideal for studio spare kits, student trumpet repair parts, and beginners needing cornet gig-ready accessories. Features -Color:Golden -Material: - Size: 1.90X1.10X0.35cm/0.75X0.43X0.14in -Precise fit for instruments: designed as a standard trumpet alignment plate, this accessory ensures perfect compatibility with trumpets for reliable performance during band practice and studio sessions -Enhanced valve performance: the trumpet quick valve rebound feature makes sure smooth and responsive movement, improving the overall airflow and making horn performance effortless and stable -Durable smooth finish: crafted as a horn airflowfriendly valve plate, its polished surface reduces friction, ensuring enduring use even during intense gigready play and frequent repairs -Easy installation: functions as a trumpet repair kit with simplified fitting, the brass trumpet valve spring plate is suitable for various soprano trumpet models and easy for beginners or students to assemble -Improved sound clarity: this brass precision fit plate enhances trumpet valve accuracy upgrade, helping users achieve stable tone output and consistent sound quality at jam sessions and teaching eventsPackage list: 1 x washers