Andale, Swiss Bearings. 

· Set of 8 Bearings, 8 replacement shields, 4 Bearing Spacers, and 4 axle nuts all in a custom tin box.
· High precision grade 5 chrome steel balls for maximum speeds.  
· Precision-polished chrome steel races reduce friction and increased speed. 
· synthetic oil lube reduces friction and protects against corrosion. 
· Inner race locks shield to provide a barrier and keep bearings cleaner. 
· Non-contact removable rubber shield designed for minimal resistance. 
· Manufactured with Swiss precision and quality.