Features F/Bb double.468" bore12.25" medium-throated hand-hammered yellow brass bell.310 venturi of yellow brassTapered hand-lapped valve rotorsBrass branches and bows with solid nickel silver connecting ferrulesSlides are solid nickel silver inside and outside Description Product Description Bright, compact feel and sound with outstanding tonal beauty. Bell proportions provide a dark but singing tone with fine legato characteristics. Yellow brass produces a higher tone color with more overtones and clearer projection. Capable of playing pianissimo staccato notes sensitively, clearly, and evenly.