[elecena] DIN319-KU-20-M5-E - zmiany ceny Gałka kulista; Ø: 20mm; Gwint wew: M5; duroplast PF DIN319-KU-20-M5-E - 4.33 PLN https://elecena.pl/product/29002909/din319-ku-20-m5-e 2025-06-29 DIN319-KU-20-M5-E - 4.35 PLN https://elecena.pl/product/29002909/din319-ku-20-m5-e 2026-02-17