[elecena] O-6X2.5-70-NBR - zmiany ceny Uszczelka O-ring NBR wew:6mm D:2,5mm czarna -30+100°C O-6X2.5-70-NBR - 0.15 PLN https://elecena.pl/product/27327307/o-6x2-5-70-nbr 2024-11-24 O-6X2.5-70-NBR - 0.18 PLN https://elecena.pl/product/27327307/o-6x2-5-70-nbr 2026-01-05