Ace Ultimate Performance Bearings

Built for speed, durability, and precision, the all new Ace Ultimate Performance Bearings are engineered to deliver premium level performance without the premium price tag. Every component has been carefully designed to provide longer lasting performance, and easier maintenance. From the highest quality materials and advanced construction to rider tested performance, Ace Ultimate Performance Bearings are built to outperform expectations in every session. • Engineered for maximum speed & effortless cleaning • Highest quality steel and treatment • Shock-proof bearing crown • Removable anti-crimp rubber shields • Built to reduce dirt/grime build up • Ace pilot tested & approved • Includes 4 spacers, sticker, and cleaning guide