Bach Stradivarius medium bore professional trombone with a lightweight slide, traditional wrap F attachment and rotary valve. The Bach 36 series trombones are excellent for all around playing, from jazz and commercial to band and light orchestral. In addition, their medium size is well suited for the intermediate player, requiring less air than large bore instruments, giving a big sound with less "edge," great flexibility and superior upper range. Like many of Vincent Bach's designs, the 36B is famous for its ability to "slot" and its uniformity of tone throughout its scale and dynamic range. Features include: