12Pcs MR104ZZ Small Bearing, 4mm ID 10mm OD 4mm Width Double Shielded Deep Groove Ball Bearings for Electric Motor Skateboards 3D Printer

Description:
1. Material: Our deep groove ball bearings are made of bearing steel with high strength and hardness, wear resistance, corrosion resistance, flexible operation and long service life.
2. Design: Ball shaft design, evenly distributed balls, achieve uniform load distribution; low resistance, high bearing speed; Z4 noise level enables it to provide a quieter operating environment, suitable for occasions with high noise requirements.
3. Easy To Use: Double-sided metal bearings provide a physical barrier to larger particles and moderate amounts of dirt or dust. Easy to clean and maintain, you can use it with confidence.
4. Wide Application: Ball bearings are suitable for various high-speed motors, gearboxes, fans, blenders, juicers, treadmills, massagers, manipulators, remote control cars, office equipment, machine tools, etc.