Alto Xylophones AX 2000 Alto xylophone, diatonic chromatic resonance box for AX 2000 AXG 2000 Alto xylophone, diatonic chromatic resonance box for AXG 2000 AX 1600 Alto xylophone, diatonic chromatic resonance box for AX 1600 AX 1000 Alto xylophone, diatonic chromatic resonance box for AX 1000 AXG 1000 Alto xylophone, diatonic chromatic resonance box for AXG 1000