10/50Pcs FKM Green O Ring Gasket CS 4mm OD 14mm ~ 130mm Fluorine Rubber Sealing Washer Heat resistant Oil Resistant Acid Alkali

10/50Pcs FKM Green O Ring Gasket CS 4mm OD 14mm ~ 130mm Fluorine Rubber Sealing Washer Heat resistant Oil Resistant Acid Alkali

Aliexpress UK