The original and the best. These will last you years if looked after. They have no ABEC rating because they are specifically designed for skateboarding in order to withstand the pressures exerted upon them. These are the first choice of most pros.

Bones Swiss Bearings feature:

• 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.
• Set of 8 bearings
• 4 bearing spacers
• Instructions
• Sticker