Upgrade Your Ride with Premium Headset Bearings Enhance your Specialized Aethos bike with our top-quality replacement headset bearings, designed for models from 2021 to 2025. Whether you ride a Comp, Pro, Expert, Rival, or S-Works, our bearings ensure smooth and responsive steering, crucial for high-performance cycling. Key Features: Superior Durability: Crafted from premium materials, our bearings are built to withstand the rigors of intense cycling, ensuring long-lasting performance. Precision Engineering: Experience improved steering control and responsiveness with our meticulously designed bearings, perfect for both recreational and professional riders. Hassle-Free Installation: Our bearings come with all necessary components and detailed instructions, making the replacement process quick and easy. All-Weather Performance: Designed to resist corrosion and wear, our bearings perform reliably in all weather conditions, keeping your bike in top shape year-round.