Plumbing Supplies
10pcs Red Silicone O-ring OD8mm-70mmcs(thickness)2.4mm/3mm/3.5mm Insulating Waterproof and Oil Resistant Sealing Ring(OD 13MM(50PCS)_3MM)
O-Rings Oil Seal
https://www.bizrate.co.uk/plumbingsupplies/10pcs-red-silicone-o-ring-od8mm-70mmcs-thickness-2-4mm-3mm-3-5mm-oid40356966725.html
