The XO 1236L series trombone offers a professional performance and superior sound. It features a .547" large bore design with a .563" traditional wrap F section, a reverse rose-brass main tuning slide and a mechanical-linkage tapered gold plated rotary valve. This professional trombone also features three interchangeable leadpipes, two yellow brass and one sterling silver, with nickel-silver receiver to allow the player to customize their instrument for optimum performance. The handslide offers yellow brass outer tubes with chromed inner slides and nickel-silver crook. The 1236L series trombone is available in two models – 1236L with yellow brass bell or 1236RL with rose brass bell.