608 ZZ Double Shielded Metal Ball Bearing for Roller Skates, Skateboards, Longboards, Waveboards 8x22x7 mm 20 Pcs..

The bearings are made of chrome steel for durability and resistance to deformation under heavy loads, and feature double shielding to keep lubricant inside and eliminate contaminants.
Premium Material: Carbon steel, offering durability and resistance to deformation under heavy loads. Rated for 34,000 RPM with grease lubrication.
Shield Bearings: The inner diameter of the 8-pack 608 ZZ bearings is 8 mm, the outer diameter is 22 mm, and the overall width is 7 mm; suitable for scooters, roller skates, longboards, inline skates, etc.
Operates Below 20-200°F: High resistance to high temperatures, capable of operating in a temperature range of approximately 20 to 200°F. Can be used in many different environments. Wide Range of Uses: These linear bearings are perfect for motors, machines, tools, furniture, and sports equipment.


Features:
Shielded on both sides of the bearing to prevent dust from entering the retaining lubricant, suitable for high-speed operation.
Used to withstand radial and axial loads in both directions.
Made of carbon steel, durable and resistant to deformation under heavy loads.