7-270mm OD 2.4mm 2.5mm Thicknees CS Black NBR Nitrile Rubber Plumbing Round Oil Resist Gasket Washer Seal O-Ring Sealing O Ring

7-270mm OD 2.4mm 2.5mm Thicknees CS Black NBR Nitrile Rubber Plumbing Round Oil Resist Gasket Washer Seal O-Ring Sealing O Ring

Aliexpress UK