Bronson G3 Skateboard Bearings

Rollin' Deep 'Deep Groove' Raceways Balls sit and roll deeper in the raceway channels than weaker shallow groove designs. Reduces axial and angular side impact damage and breakage, surfaces stay smooth and fast. Respect the Shield 'Straight Edge' Frictionless Shields Non-contact rubber shields fit deep in the inner race edge- reduces oil leak and dirt & moisture intrusion. Free spinning, durable, pop off resistant shields, serviceable, remove-able, easy to clean and re-install. Go Fast, Stay Fast 'Micro Groove' Raceway Surfaces Self-smoothing microscopic linear grooved raceway surfaces improve bearing lubrication and spin. The micro grooves increase spin by eliminating the standing wave of lubricant just in front of the rolling ball. Maximum Impact Max Impact Cage Design Strong, non-distortion glass filled nylon cage keep the balls precision spaced and oil circulating. Ball cage socket surfaces engineered to hold oil and provide continuous ball lubrication.