All B&S Challenger professional piston valve cornets are equipped with boxed springs, monel pistons, handhammered one piece bell, nickel silver outer slides. The Brochon model is perfectly suited to the British brass band and featured a hand engraving of the Brochon castle in Burgundy on the bell.
Key : Bb
Bore : .462"
Bell : 4.921" gold brass
Valves : 3 top-sprung hand-lapped Monel pistons
Water keys : 2 lever-style, forged (main tuning and 3rd valve slide)
Finish : Silver Plating
Case : Hard wood-shell
Accessories : Mouthpiece, valve oil, slide grease, cleaning cloth and rod
Features : Shepherd's Crook, adjustable rod stop on 3rd valve slide, dual mouthpiece receiver