Premium ABEC-5 Bearing 5x10x4 Ceramic Stainless Shielded Bearings
| 5 x 10 x 4 mm Stainless Steel Premium ABEC-5 Ball Bearing|
with Si3N4 Ceramic Balls (Silicon Nitride)
5 x 10 x 4 mm Stainless Steel Premium ABEC-5 Ball Bearing, 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.
VXB Category: Hybrid ceramic bearings