FEATURES Deep Groove Raceways: Balls roll deep in raceway channels. Reduces side impact damage & breakage. Straight Edge, Removable Frictionless Shields: Pop off resistant, Hold oil in, dirt and moisture out. Easy to clean. Micro Groove Raceway Surfaces: Linear micro-groove surfaces improve bearing lubrication, speed and spin. Max Impact Cage Design: Non-distortion custom cage keeps the balls precision spaced. Micro grooves aid in oil circulation. Balls Out Technology: Eliminates shield and cage contact on impact for a go fast, stay fast bearing. High Speed Oil: Custom engineered light oil lubricant is water, oxidation and corrosion resistant for extended wear protection. Factory Fresh Quality - nitrogen filled shrink wrap, reduces metal & oil oxidation until ready to be ridden. Box/8 Bearings, 4 Spacers, & 8 Axle Washers Bearing Family: G3 Brand: Bronson Speed Co.   Shipping & ReturnsReturns or exchanges accepted within 15 business days of delivery. Shipping and handling charges are non-refundable. Questions about this product? Give us a shout, we're happy to help. Contact Us   Brick & MortarPlease visit us in person on Cape Ann. Our store is located on the North Shore of Boston, a five minute walk from the sun and surf of Good Harbor Beach in Gloucester, MA. Bronson Speed Co G3 Box Skateboard Bearings