The alliance brass david childs signature euphonium mouthpiece model 5 is a versatile choice that caters exceptionally well to both euphonium and trombone players. Its large shank design and a cup diameter of 25.50 mm make it especially popular among trombonists providing superb projection and ease of articulation. This model shines by offering increased support in the upper register a feature that players striving for a comprehensive range will appreciate. Additionally the dc ranges unique approach to weight distribution ensures meticulous control over tonal colour across the instruments range at all dynamics. With a deep cup a rim of 6.71 mm and a bore of 7.4 mm the dc5 not only facilitates a rich sonorous tone but also offers a balanced and comfortable playing experience. Its an ideal mouthpiece for musicians looking to excel in both solo and ensemble contexts delivering precision and depth without compromise.