<br></b>FAST & SMOOTH Skateboard Bearing<b> : High speed slow-friction skateboard bearing , pre-lubricated and perfect for downhill luge style skating, rollerblading or various spinners. Rolled smooth and fast out of the box. <br></b>LONG LIFE<b> : Durable wear skateboard bearings, measured idling for more than 120 seconds. Very fast and smooth. Skateboard bearings' Carbon steel for durability and resistance to deformity under heavy loads <br></b>MULTIPURPOSE USING of Skateboard Bearing<b> : High quality skateboard bearing, work with all types of skateboards and longboardsThese bearings are good for the following: skateboards longboards cruisers mini cruisers mini skateboards inline skates roller blades roller skates<br>