Hellermann Tyton Hela Guard CNV Convertor
- Hellermann Tyton 166-51019, The Hellermann Tyton 166-51019 is CNV Converter designed to increase the thread size from PG11 to PG13. The converter has been manufactured from nickel plated brass. Hellermann Tyton 166-51019 CNV-PG11-PG13 CNV Converter