20pcs 4mmx13mmx7mm Deep Groove Guide Bearing U624ZZ Pulley Wheel Bearings Fitness Equipment

Label:Yes Number of Pack: 20Pcs Model: U624ZZ Item: Ball Bearings Inner Race/Outer Race Material: Carbon Steel Thickness (B): 7mm Outer Diameter (D): 13mm Inner Diameter (d): 4mm Shielded Type: Double Shielded Noise Level: Z1 100% Brand new and high quality Cage Material: Stamping Steel 1. Single-row, pre-lubricated, normal accuracy, low noise, and smooth. ABEC Tolerance 1 (P0), Z1 Noise Level for most general use. 2. U624ZZ bearings are shielded on both sides to keep lubricant in. With small friction and high-limit speed, these groove pulley bearings are cost-effective and require little maintenance. 3. These cost-effective bearings used in areas with low requirements for Mohs hardness. 4. Suitable for furniture hardware accessories, mobile doors, glass sliding doors, aluminum doors and windows, pulleys and drawers, 3d printers, etc.

Package Includes: 20 x Deep Groove Guide Bearings

Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.