- Cup diameter: 32.5 mm - Medium-deep conical shape - Edge: 8.0 mm - Good out margin, inner margin slightly rounded - Bore: 8.1 mm - Great, weighty sound character for F-tuba, if great orchestral sound is desired - Quite elaborate in height, therefore less suitable for solo playing - Also recommended for wide-mouthed double-basses - Gold-plated EUR 222.00 - See more - Buy online