The JP274is a high-performing fully compensating Bb euphonium suitable for serious students and musical professionals alike.The JP274 features a fully compensating system enabling players to more accurately tune their playing. The instrument also includes an 11andquot; bell for greater projection and a full, dark sound.Suitable For: The JP274 is a high-performing fully compensating Bb euphonium suitable for serious students and musical professionals alike. The JP274 MkII features a fully compensating system enabling players to more accurately tune their playing. The instrument also includes an 12 bell for greater projection and a fullUnique Benefits: The JP274 is constructed from yellow brass throughout and is available in a lacquer or silver plate finish. Bottom sprung valves ensure a smooth and free action and the 11" bell and .661" bore enable players to achieve a warm and rounded sound.Supplied With: The JP274 is supplied with a mouthpiece and a high quality hard case. The case is well built and sturdy ensuring maximum protection for the instrument in all settings, whether in a school storage cupboard or being transported to and from lessons.