Conn 62H Bass tromboneThe Conn 62H stacked dependent double rotor bass trombone in the key of Bb F Eb features an 9 1 2" professional rose brass bell producing a warm, rich sound. The . 562" primary bore combined with the . 594" bore through rotor sections offers outstanding clarity and projection with less resistance. The chrome plated nickel silver inner handslide tubes provide the ideal surface for smooth and quick handslide action. The clear lacquer finish adds a