5x11mm Hybrid Ceramic Bearing ABEC-5 5x11x4mm Stainless Steel

5 x 11 x 4 Premium ABEC-5 Stainless Steel Ball Bearings with Si3N4 Ceramic Balls (Silicon Nitride) 5mm 11mm 4mm ceramic bearing, 5 x 11 x 4 Stainless Steel Ball Bearings with Ceramic Balls Premium ABEC-5 quality, Made of stainless steel, each Comes with double metal shields (ZZ) to keep out dust and dirt, Ceramic Balls are the highest standard of balls that can make your bearings live at least 5 times more than any other bearings. 5 x 11 x 4 Ball Bearing Deep Groove Ball Bearing Lubrication: Dry Shield Double Metal Shields for dust protection (ZZ) Material: Stainless Steel Balls: Si3N4 Ceramic Balls (Silicon Nitride) Dimensions: 5mm x 11mm x 4mm/Metric ID (inner diameter)/Bore: 5mm OD (outer diameter): 11mm Width: 4mm Size: 5 x 11 x 4 mm Quantity: 1 Bearing VXB Category: Hybrid ceramic bearings 💡 What Does ABEC-5 Mean? ABEC-5 is a precision rating from the Annular Bearing Engineers’ Committee (ABEC), indicating that the bearing is manufactured with tighter tolerance