Yamaha offers to help create a more focused sound with strong projection and carrying capacity. Kruspe wrap - German horn maker whose design is the basis for modern large bell horns. Monel pistons are not plated. It is very long-wearing and corrosion resistant. Yamaha nickel-plates the pistons to reduce corrosion.
Every crook has a correction process assuring a perfectly round inside diameter.
This procedure allows for smooth airflow and less turbulence. It has a dense and compact sound. Shepherd's crook - a traditional British cornet design with the end bell tail shaped to resemble a shepherd's crook. Step bore design - a medium bore instrument fitted with a large bore tuning slide. Tapered valves - allow rotor to fit properly as it wears.