The Allora AAFG-103F Series Bb Flugelhorn offers a rich full sound and great intonation. This AAFG-103F Series features vertical valve slides with a 3rd valve slide trigger and a Rose brass bell for a warm, rich sound.Key: Bb Bore: .459-inch Leadpipe: Standard Leadpipe Material: Yellow Brass Bell: 6-inch Bell Material: Rose Brass Valves: Nickel Piston (3) 1st Valve Slide Adjustment: N/A 3rd Valve Slide Adjustment: Trigger Features: Vertical Valve Slides; Rose Brass Bell Case: Yes Mouthpiece: Yes Finish: Lacquer