Based on our own experience this miniature bearing from Uxcell proved to be a great addition to our industrial and scientific machinery.The shielded design ensures protection from dirt and debris, while the compact size enables easy installation and maintenance. The bearing provided smooth and quiet operation, and its sturdy build promises durability over time. The only drawback we observed was that it may require occasional lubrication for optimal performance. Overall, we highly recommend this trusted and high-quality bearing for any power transmission applications..