[elecena] DIN319-KT-40M12ERT - zmiany ceny Gałka kulista; Ø: 40mm; Gwint wew: M12; technopolimer PA DIN319-KT-40M12ERT - 20.63 PLN https://elecena.pl/product/29002895/din319-kt-40m12ert 2025-06-29 DIN319-KT-40M12ERT - 20.66 PLN https://elecena.pl/product/29002895/din319-kt-40m12ert 2026-02-17