Medium-weighted Bb trumpet that keeps basic design, with the addition of a brace on the main tuning slide for a more stable and solid sound. Its redesigned, durable yet light two-piece bell is made of gold brass for optimal playability and to promote good technique and endurance. Highly durable Monel alloy pistons as well as piston buttons and bottom caps help lengthen the life of the instrument while also maximizing sound quality. The 2nd and main tuning slides are produced using the same method as high-end Yamaha models, which provides stability, a more refined tonal colour and added durability. Mouthpiece (TR-11B4) is included. Bell diameter: 123 mm. Bore size: ML 11.65 mm. Gold lacquer finish.

A Yamaha wind instrument is already ideal
companions on your musical journey. Now you can yours
protect the musical instrument more by extending the warranty to five years, completely free of charge if you register within 6 months of purchase. At the same time, you will get 3 months access to the premium account of the Tomplay application.
Just visit the website and follow the three simple steps described.

https://uk.yamaha.com/en/support/warranty/winds-extended-warranty.html