Mercer & Barker MB6 Goliath Tuba BSP, Tuba Mouthpiece, Cup diameter: 33.50 mm, Rim: 7.70 mm, Bore: 8.30 mm, Largest tuba mouthpiece in the Mercer & Barker range, Fabulous mouthpiece with plenty of power in the lower register, producing phenomenal...
Thomann Italia