CHOUOHC Deep Groove Ball Bearing 10 PCS 689ZZ Bearings 689 ZZ 689-2Z 9x17x5 mm Miniature Ball Bearings Thin Wall Deep Groove Ball Bearing 68/9z, 6892Z

High hardness and toughness. Bearing steel is a high-quality steel that is specifically designed for bearing applications. It is characterized by its high hardness and toughness, which makes it an excellent choice for applications that require high load-bearing capacity and durability.

Design. This high-performance bearing features inner and outer races machined from hardened stainless steel and polished balls made of premium chrome steel for incredibly smooth, reliable operation even under extreme loads.

Versatility. These bearings are widely used in a variety of small machinery applications, including skateboard wheels, inline skates, and electric motors.

Easy Installation. The compact integrated corrosion resistant stainless steel construction allows for quick press fit installation into tight spaces without the need for fastening hardware or bonding agents.

Superb Performance. The meticulous hand-finishing and quality craftsmanship provide virtually frictionless, vibration-free and whisper-quiet spinning, making this bearing the smart choice for the most critical industrial equipment where failure is never an acceptable option.