A .547” large bore with .563" F section supplies a big
sound with superior intonation and ease of playability. The precision
mechanical-link tapered rotary valve provides smooth transitions between notes.
A removable 24K gold-plated counterweight is included, which gives the
player personally customized instrument balance options. The brass outer slide
with rounded nickel silver crook includes three interchangeable leadpipes
providing tonal variety and player versatility.