Housing, Micro with Micro O-Ring – Shatkin F.I.R.S.T.®
Amazon.com: Micro Replacement O Ring Kit, for Sterngold Mini Implant Fits a 2.2mm 1.8mm Ball Housing : Industrial & Scientific
Oil-Resistant Hard Buna-N Small O-Rings for Tube Fittings with Straight-Thread Connection (Used on Our Multi Function & Micro Sump) - Beans Diesel Performance
O-RING OIL PASSAGE CYLINDER HEAD PIT BIKE MINI-ATV 90-110-125
O-Ring for Mini-Cuff 10-Pack
What You Need to Know When Selecting a Micro-Miniature O-Ring | Official Apple Rubber Blog