These premium 608ZZ deep groove ball bearings deliver exceptional performance for precision applications. Each bearing features a compact 8x22x7mm design crafted from high-carbon steel for outstanding durability. The double-shielded construction effectively protects the internal components from dust and debris, ensuring consistent, reliable operation. With ABEC-7 precision rating, these bearings provide superior accuracy and minimal friction, making them ideal for high-speed rotational applications. The miniature single-row design is perfect for space-constrained installations where smooth, efficient motion is critical. This 20-pack of bearings maintains consistent quality across every unit, suitable for both replacement parts and new mechanical projects. Their versatile specifications make them an excellent choice for various industrial, automotive, and mechanical applications where precise, low-friction rotation is essential. The robust construction and precise engineering ensure reliable performance under proper operating conditions.