The 62H Series offers the flexibility and performance you expect from a quality professional instrument. The 62H Series features a .562 inch primary bore and a .580 inch bore through the stacked double rotor system in the key of Bb / F / Eb plus a 9.5 inch annealed Rose brass bell for outstanding resonance plus 3 interchangeable mouthpipes to meet the needs of any player.
.562" primary bore
9.5" Rose brass bell
.580" bore stacked double rotor system in Bb / F / Eb available in a dependent or independent option