For high performance wheels with durability, FKD Bearings is a popular company to offerjust that. FKD Bearings are presented in ratings of ABEC 3, ABEC 5, and ABEC 7. FKD Bearings also offers a line of bearings that are designed and tested by actual professional skateboarders. With both steel and neoprene shields, FKD's premier bearings are easy to maintain and last longer than most other bearings.