Product Overview
The Gen 2 30G tuba mouthpiece is the same diameter than the Wedge SG or Schilke Geib. Wedge G mouthpieces have a Geib style cup similar to the Schilke Geib, Bach 7, Bach 12, and Yamaha 67C4 mouthpieces. The cup shape is a modified funnel, which is slightly more bowl shaped than a Helleberg style cup. The Geib cup sounds is less dark than a Helleberg cup, with a bit more projection. This cup works especially well with rotary valve tubas.
ID: 1.30 inches at .05 inches into the cup (33.02 mm)
OD: 1.90 inches (48.26 mm)
Throat: .325 inches (8.26 mm)
