The B&S 3137 Challenger I trumpet is 100% German-made and holds true to the brand’s 250-year-old tradition of making high quality brass instruments. The 3137 is a professional Bb trumpet with classic and familiar ergonomic features.
 
The 3137 features a very unique one-piece hand-hammered bell made in the traditional way using the knowledge of skilled master craftsmen at B&S who use hand-on techniques. This allows the trumpet to be full of rich colors and resonate freely with a wide array of characteristics.
 
TECHNICAL SPECIFICATIONS
Key :Bb
Series :Challenger 1
Bore :.459" / 11,66 mm ML bore
Bell :4.803"/ 122mm #37 yellow brass or gold brass
Valves :3 top-sprung hand-lapped Monel pistons
Water keys :2 lever-style, forged (main tuning and 3rd valve slide)
Features :Standard gold brass lead pipe and tuning slide bow, adjustable rod stop on 3rd valve slide, thumb saddle for 1st valve slide, maintenance-free rubber valve cap in-lays, one-piece hand-hammered yellow or gold brass bell
Outfit :Hard wood-shell case, Mouthpiece, valve oil, slide grease, cleaning cloth and rod
Finish :Clear lacquer, silver plated or gold lacquered
BS3137-8-0 :Gold lacquered finish