Size 3: A very popular mouthpiece, especially for EEb tuba. Very big, warm sound. Supplied in many instrument kits.
Cup Diameter: 31.25 mm
Rim: 7.88 mm
Bore: 8.78 mm
Cup: Standard
Comparison: Denis Wick 3L, Bach 24AW, but with a narrower rim
Size 3A: Designed by James Gourlay for the EEb tuba. Slightly less deep than the 3.
Cup Diameter: 31.25 mm
Rim: 7.88 mm
Bore: 8.64 mm
Cup: Standard
Comparison: Slightly less deep than the Denis Wick 3L with tighter backbore.
Size 4: Clear tone with excellent articulation and response. Great for less experienced players.
Cup Diameter: 30.5 mm
Rim: 8.5 mm
Bore: 8.78 mm
Cup: Standard
Comparison: Denis Wick 4L.
Size 2H: The ideal mouthpiece for all large tubas. The distinctive funnel-shaped Helleberg cup creates an extremely mellow, well-blended sound which is ideal for both orchestral and bands.
Cup Diameter: 32 mm
Rim: 7.43 mm
Bore: 8.45 mm
Cup: Deep
Comparison: Denis Wick 2CC
Size 4W: Clear tone with excellent articulation and response. Great for less experienced players. The wide rim gives extra comfort and endurance.
Cup Diameter: 30.5 mm
Rim: 9.6 mm
Bore: 8.9 mm
Cup: Standard
Comparison: Denis Wick 4L, but with a wider 24AW-style rim
Size 5P: A smaller mouthpiece which works well on the F tuba. Also good for solo playing on the EEb tuba.
Cup Diameter: 30 mm
Rim: 9.43 mm
Bore: 7.9 mm
Cup: Standard
Comparison: Like a PT-65 but with a narrower cup diameter.
Solo:Â A great solo mouthpiece. Also suitable for brass quintet.
Cup Diameter: 30.5 mm
Rim: 7.15 mm
Bore: 8.3 mm
Cup: Standard
Comparison: Denis Wick 4L, but a little less deep.