Round sealing ring for coupling | PVC pipes, couplings, faucets & glue | Piping & construction
uxcell Nitrile Rubber O-Rings 20mm OD 10mm ID 5mm Width, Metric Sealing Gasket for Automotive Machine Plumbing, Pack of 10: Amazon.com: Tools & Home Improvement
uxcell 201 Stainless Steel O Ring 20mm(0.79") Outer Diameter 3mm Thickness Strapping Welded Round Rings 20pcs: Amazon.com: Industrial & Scientific
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uxcell Nitrile Rubber O-Rings 20mm OD 10mm ID 5mm Width, Metric Sealing Gasket for Automotive Machine Plumbing, Pack of 10: Amazon.com: Tools & Home Improvement