- Challenger II - 43's Bell shape - Brass body - ML Bore: 11.66 mm - Single-piece, hand hammered Ø 122 mm brass bell - Monel valves - Nickel silver outerslides - Slide stop screw on 3rd slide - 2 Water keys - Clear lacquer finish - Incl. mouth piece and prestige case - Made in Germany EUR 2239.00 - See more - Buy online