This Eldon Bb Tuba ETU-M29 is especially designed for students to use in the marching band.
Firstly, it features yellow brass mouthpipe and bell, stainless pistons and 3 top action valves. The bore size of 0.650″ and bell size of 15″. It comes with interchangeable mouthpipe for indoor and outdoor use. Designed with comfortable weight and strong durability which as a result, not only can be used indoor but also at outdoor environment.