Amazon.co.jp: Ofowin 5pcs O-Ring Nitrile Rubber 70mm x 80mm x 5mm Black O- Ring 70mm Inner Diameter 80mm Outside Diameter 5mm Wide Round Seal Gas Heat Resistant Oil Resistant Waterproof Abrasion Resistant Car
80MM Rubber O Ring, Shape: Round
80X4.5 Oring 80Mm Id X 4.5Mm Cs Nbr Nitril O Ring O-Ring Afdichting Rubber - AliExpress
RS PRO | RS PRO Nitrile Rubber O-Ring, 80mm Bore, 86mm Outer Diameter | 196-5077 | RS Components
Stainless Steel Round O Ring 8MM x 80MM (Marine Webbing Rigging Mooring)のeBay公認海外通販|セカイモン