Hellermann Tyton Hela Guard CNV Convertor
- Hellermann Tyton 166-51028, The Hellermann Tyton 166-51028 is CNV Converter designed to increase the thread size from PG16 to PG21. The converter has been manufactured from nickel plated brass. Hellermann Tyton 166-51028 CNV-PG16-PG21 CNV Converter