Aaron Jaws Homoki Pro G3 Ball BearingsFeaturesDeep Groove Raceways for reduced lateral impact damage and breakageStraight Edge Frictionless Shields keeps oil inside and inhibits dirt and moistureMicrogroove running surfacesMax Impact Cage Design Balls Out Technology for a fast and stable bearingHigh-speed ceramic oilNano-ceramic joints for wear protection Factory Fresh QualitySet with 8 bearings