The XO 1240L-T bass trombone is designed with the advancing player in mind, featuring an independent valve system with Thru-Flow rotors pitched in Bb/F/Gb/D. The 9.5-inch handcrafted bell is available in two separate options: Yellow or Rose brass with excellent presence. The 1240L-T also features three interchangeable leadpipes, two yellow brass and one sterling silver, to allow the player to customize their instrument for optimum performance.