Model PT-65 provides a strong center and great accuracy in all ranges just as the PT-64, but with greater dynamic range. The sound is clear and dominating yet dark in character. It is an excellent mouthpiece for orchestral performance.
Cup Diameter (mm): 32 (Medium depth, strongly round.) Rim (mm): 8.5 (Rounded with well defined inner contact point.) Bore (mm): 7.8
Note on shanks
No indication: Large shank, for modern instruments with large receivers: (ø = 15.2 mm)
"S" models: For intruments with small receivers: (ø = 14.8 mm)
Standard large European shank is recommended for most mouthpieces.
The Perantucci S shank is recommended for instruments that have smaller receivers or those which have high resistance
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