Bones Swiss Ceramics are in a class by themselves. If you want the best there is, this is it. The Cerbec® Ceramic balls are much lighter, harder, stronger, and longer lasting than the finest steel balls.
* Accelerate faster
* Roll faster and farther
* Resist dirt and moisture better
* Help to repair injuries to your races caused by dirt
* High speed Nylon® ball retainer for greater strength and speed
* Skate Rated™ clearances, tolerances, materials and lubricant provide the best performance and durability possible.
* Set of 8 bearings
* 4 bearing spacers