General description 608ZZ Ball Bearings are designed for supporting both radial and axial loads. These single-row bearings feature double shields that keep lubricant in and contaminants out, ensuring durability and resistance to deformation under heavy loads. With a maximum speed limit of 34,000 RPM when lubricated with grease, they are ideal for use in skateboards, inline skates, scooters, and other skating applications. Technical specifications Item: 608-ZZ Ball Bearing Type: Deep groove ball bearing Lubrication: Oil Closures: 2 Shields (non-removable) Color: Silver Material: Carbon steel Size: 8mm x 22mm x 7mm Package Contents 25 pcs of 608ZZ ball bearings Other information