[elecena] DIN319-NI-20-M5-C - zmiany ceny Gałka kulista; Ø: 20mm; Gwint wew: M5; stal nierdzewna DIN319-NI-20-M5-C - 47.01 PLN https://elecena.pl/product/29002857/din319-ni-20-m5-c 2025-06-29 DIN319-NI-20-M5-C - 46.25 PLN https://elecena.pl/product/29002857/din319-ni-20-m5-c 2026-02-17