20 PCS MR84-2RS Miniature Deep Groove Ball Bearing 4mm Inner Dia 8mm OD 3mm Bore Double Rubber Sealed Ball Bearing Chrome Steel Bearing for Model Aircraft, Industrial Machine

20 PCS MR84-2RS Miniature Deep Groove Ball Bearing 4mm Inner Dia 8mm OD 3mm Bore Double Rubber Sealed Ball Bearing Chrome Steel Bearing for Model Aircraft, Industrial Machine

• 【Compact Size】: Measuring 4mm (I.D.) x 8mm (O.D.) x 3mm (thickness), these miniature bearings are perfect for small-scale applications where space is limited.
• 【Double Shielded Design】: These bearings feature double shields to protect against dust and debris, extending their service life and maintaining optimal performance in various environments.
• 【High-Quality Chrome Steel】: Made from durable chrome steel, these bearings offer excellent strength, hardness, and wear resistance, making them ideal for handling significant radial and axial loads.
• 【Precision Engineering】: Manufactured with lower tolerances, these bearings ensure smoother rotation, reduced friction, and reliable performance in high-speed applications.
• 【Wide CompatibiIlity 】: Suitable for micro motors, precision instruments and optical equipment, office and consumer electronics, medical devices, robots and automation, models and toys, fishing gear, household appliances, etc