S684ZZ Ceramic Premium ABEC-5 Ball Bearing Stainless Steel with Si3N4 Ceramic Balls (Silicon Nitride) |
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Stainless Steel Ball Bearings with Ceramic Balls Premium ABEC-5 quality, Bearing is made of Stainless Steel, each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, Ceramic Balls are the highest standard of balls that can make your bearings live at least 5 times more than any other bearings, with Premium ABEC-5 quality.
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