Ortofon made many styli for Dual. The Ortofon Dual DN-165E DN165E Stylus / Stylus 5E for the Dual ULM-65E ULM65E and TKS-65E TKS65E phono cartridges features a highly polished elliptical diamond for superb tracking and tracing of record grooves.  It results in finer detail and harmonically complete sound quality.

Ortofon DN 165E Stylus Technical Data:

• Frequency range 20-25.000 Hz
• Frequency response 20-20.000 Hz + 2 / - 3 dB
• Tracking ability at 315Hz at recommended tracking force 70 µm
• Compliance, dynamic, lateral 25 µm/mN
• Stylus type Elliptical
• Stylus tip radius r/R 8/18 µm
• Equivalent stylus tip mass 0,5 mg
• Tracking force range 1,25-1,75 g (12,5-17,5 mN)
• Tracking force, recommended 1,5 g (15 mN)
• Tracking angle 20°
• Stylus colour Black
• Recommended for following cartridges Dual ULM 65 E