🚴♂️ Upgrade Your Ride with Precision! Perfectly designed for a variety of bikes, from mountain to lowrider. Seamlessly replace your headset bearings with minimal effort. Enhance your ride with smooth, reliable ball bearings. Crafted with high-quality stainless steel for unmatched durability. Your purchase is protected; we prioritize your happiness. 1.59" OD 5/32" Balls Durable Steel The Jaceyon Bike Ball Bearings are high-quality stainless steel bearings designed for replacing headset bearings in various bicycles, including mountain bikes and lowriders. With an outer diameter of 1.59 inches and a ball diameter of 5/32 inches, these durable bearings ensure optimal performance and longevity. Enjoy a hassle-free replacement process backed by a satisfaction guarantee.