Sousapower Sousaphone 8 G; mouthpiece for sousaphone and tuba; cup diameter: 33.50 mm; rim: 7.00 mm; bore: 8.10 mm; S-shaft with Ø 14.8 mm; deep cone shape, widely worked out; narrow, round rim; large, weighty sound; full, throaty tone; enormous volume with fast response and good treble; recommended for advanced and powerful wind players; gold-plated

Sousapower Sousaphone 5 G; mouthpiece for sousaphone #5; cup diameter: 33.0 mm; very deep cup; flat rim with sharp inner edge: 7.5 mm; bore: small at 8.3 mm to enable the greatest dynamics; sousaphone mouthpiece with richly colored and dark sound; big, weighty sound; due to its sophisticated and skilful construction, this model combines enormous volume with quick response and good height; recommended for advanced, powerful tuba players who want to take full advantage of the cone construction; shaft size: narrow Perantucci S-shaft Ø = 14.8 mm; gold plated