[elecena] DIN319-KT-20M5CRT - zmiany ceny Gałka kulista; Ø: 20mm; Gwint wew: M5; technopolimer PA DIN319-KT-20M5CRT - 8.31 PLN https://elecena.pl/product/29002928/din319-kt-20m5crt 2025-06-29 DIN319-KT-20M5CRT - 8.15 PLN https://elecena.pl/product/29002928/din319-kt-20m5crt 2026-03-09