29 Key Marching Glockenspiel Silver Aluminum C5-A7 Tune, Adjustable Length with Mallets & Belt 0543233929 Key Marching Glockenspiel: Decked out with 29 accurately tuned aluminum keys (C5 to A7), our glockenspiel delivers a pure and bright tone, perfect for playing amid the clamor of outdoor events. The clear note markings help to maintain accuracy, even when the action heats up. Melody on the Move: Light in its weight at just 5. 5 lbs, our marching glockenspiel is a breeze to carry during parades and street performances. Complete with a stylish leather