The JP173MKII is a full size Bb baritone horn with 8" bell and 0.504" (12.8mm) bore. Made entirely from yellow brass and built to last, its robust construction has made it popular with schools, music services and training bands. Now in its 2nd generation, this open wrap baritone vastly outperforms others in the same price bracket. The improved valve block features nylon valve guides perfectly aligned with a CNC cut channel. All John Packer brass instruments come with a mouthpiece and a high quality lightweight case. The baritone horn outfit also features a bottle of Ultra-Pure professional valve oil and a socket for a lyre (not included) that can be used for holding music while marching. Full size gold lacquer Bb baritone horn with 8" bell. 0.504" (12.8mm) bore with 3 bottom sprung monel valves and 3 waterkeys. 2nd generation design features revolutionary low maintenance valve block. Exceptionally high performance to cost ratio. Includes John Packer mouthpiece and Ultra-Pure valve oil. Also comes with FREE high quality case with shoulder straps.