Quality Skate Bearings. The set has 16 Bearings 608 ball bearings with high speed solid Ceramic Balls (not painted or filled with Ceramic Material), every bearing has a Steel high speed ball retainer, inside them there are Zirconia fibers 7 Ceramic balls, with a non-contact rubber seal, inner and outer races are made of Steel, 7 balls are made of Ceramic Zirconia fibers, each bearing has 2 non-contact rubber seal to protect the bearing from dust or any possible contamination, these are self lubricated bearings (bearings are already greased), grease is white low viscosity to ensure fastest possible speeds.

• Type: Hybrid Ceramic Bearing
• Material: Chrome Steel
• Item: 608 Sealed Skate Bearings
• Closures: Rubber Seals
• Type: Deep groove ball bearings 8mm x 22mm x 7mm
• Inner & Outer Races: Chrome Steel
• Cage: high speed ball retainer
• Balls: 7 Zirconia fibers Ceramic balls
• Seals: 2 non-contact rubber seal (could be easily removed and reinstalled)
• Quantity: 16 Bearings
• Bearing Size: 8x22x7 mm
• FITS: CORONO 4WD 3DIFF
• FITS: TIEMPO (1:8) GAS (SEALED)