608 Hybrid Ceramic Bearings (8X22X7) - Advanced CeramicOrtech manufactures 608 Hybrid Ceramic Bearings for extend service life, reduce wear and minimize friction applications. Find the right Hybrid Ceramic 608 Full Ceramic Skate Bearing ZrO2/Si3N4 8x22x7 BallTwolions High Rev 608RS Hybrid Black Ceramic Bearings For Inline Skate or  This 608 ball bearing has races made of zirconium oxide, balls made of silicon 
608 Full Ceramic Bearings - Ortech Ceramics608-Full-Ceramic-Bearings; Full Zirconia Bearing; Ceramic Double-row Angular Contact Ball Bearings; 6000 Full  608 Hybrid Ceramic Bearings (8X22X7)S608-2RS Hybrid Ceramic Ball Skate Bearing, 8x22x7 mmDeep-groove geometry for high speeds and supporting both radial and axial loads; Stainless steel races for durability and corrosion resistance; Zirconia oxide 608 Ceramic Bearing - AliExpress678 products - FreeSport 608 Hybrid Ceramic Bearing ABEC 9 inline Skate Bearings  1PC 608 Full Ceramic Bearing ZrO2 Ball Bearing 8x22x7mm Zirconia