The XO 1240L bass trombone is designed with the advancing, professional player in mind. This independent valve system bass trombone features standard rotors and is pitched in Bb/F/Gb/D. The 9.5-inch handcrafted bell is available in two separate options: yellow or rose brass that's designed to offer a solid presence with sensitivity and focus of sound. The 1240L also features three interchangeable leadpipes, two yellow brass and one sterling silver, to allow the player to customize their instrument for optimum performance.