The Conn 8D CONNstellation Series Double Horn is a trusted instrument among professional horn players. This valued instrument features a .468 bore with excellent control and a 12-1/4 large throat bell. The instruments open, dark sound is enhanced with other features such as its nickel silver valve section and tuning slides and its tapered rotor and bearings. With a Kruspe wrap, this subtly responsive horn comes in a nickel silver or lacquer finish. The Conn 8D CONNstellation Series Double Horn comes with a 7BW mouthpiece and a case.