* Single, removable, non-contact rubber shield allows easy cleaning and low friction.
* High speed Nylon® ball retainer provides added strength and speed.
* Pre-lubricated with Speed Cream™ racing lubricant.
* Skate Rated™ clearances, tolerances, materials and lubricant provide the best performance and durability possible.
* Best selling high end skate bearing in the U.S.A.