The 3172 Challenger II Series reverse leadpipe Bb trumpets are the best of German quality and craftsmanship from Markneukirchen, Germany. The B & S Challenger II Series features .459-inch bore designed for excellent response and intonation. The Challenger II Series also features 4.9-inch #72 fast taper bell for a very strong, darker sound. This Challenger II Bb Trumpet is well suited for any type of performance situation, but the quicker taper of the #72 bell makes this trumpet an excellent choice for solo work. The reverse leadpipe creates less resistance for the player, making this trumpet sing. The 3172 Challenger II Series Professional Bb Trumpet includes a deluxe double case and mouthpiece and is available in silver finish.