100 Skateboard Bearings. 608 Carbon Steel ball bearings. These bearings have built-in rubber seals in order to protect the moving elements from dust or any possible contamination, these are self lubricated bearings (bearings are already greased), grease is low viscosity to ensure fastest possible speeds.

• Item: 608 Skateboard Bearings
• Type: Deep groove ball bearings
• Inner & Outer Races: Carbon Steel
• Cage: Steel 
• Balls: steel balls
• Seals: 2 rubber seal (could be easily removed and reinstalled)
• Quantity: 100 Bearings
• Bearing Size: 8mm x 22mm x 7mm