All DW tenor (alto) horn mouthpieces use deep funnel cups for maximum quality of tone and flexibility with matched throats and backbores for perfect intonation.
Alto Horn Mouthpieces in Silver Specifications:
- 2: Cup diameter 19.00mm; Bore 5.20mm; Backbore V-type
3: Cup diameter 18.50mm; Bore 5.20mm; Backbore V-type
5: Cup diameter 17.50mm; Bore 5.20mm; Backbore - open V