S688ZZ Bearing Ceramic Premium ABEC-7 Shielded 8x16x5 Bearing

S688ZZ Ceramic Stainless Steel Premium ABEC-7 Ball Bearing with Si3N4 Ceramic Balls (Silicon Nitride) S688ZZ Stainless Steel Ball Bearing with Ceramic Balls Premium ABEC-7 quality, Made of stainless steel. Ceramic Balls are the highest standard of balls that can make your bearings live at least 5 times more than any other bearings. S688ZZ Ball Bearing Deep Groove Ball Bearing Dimensions: 8mm x 16mm x 5mm/Metric ID (inner diameter)/Bore: 8mm OD (outer diameter): 16mm Width: 5mm Average Speed: 52,000 RPM Max speed: 60,000 RPM Quality: Premium ABEC-7 (p4) Shield Double Metal Shields for dust protection (ZZ) Material: Stainless Steel Lubrication: Grease Balls: Si3N4 Ceramic Balls (Silicon Nitride) Quantity: 1 Bearing VXB Category: Hybrid ceramic bearings💡 What Does ABEC-7 Mean? ABEC-7 is a high-precision rating from the Annular Bearing Engineers’ Committee (ABEC), indicating extremely tight manufacturing tolerances. These bearings provide ultra-smooth, low-friction performance