ACE - AF1 Ultimate Performance Bearings

All new ACE AF1 ultimate performance bearings. Designed to meet best-in-class standards while maximizing affordability. Built to the highest international standards for serious durability, engineered for maximum speed and a smooth consistent ride with no compromises. Premium grade materials, precision engineering, our highest and longest lasting bearing. Precision ground races for a smoother, quieter roll. High-strength bearing cage for max life Durable non-crimp snap-fit plastic shields (easy on/off, secure fit) Dual Shield construction helps keep dirt out, lube in. Ace pilot tested and approved.