Pack of 100 High-Quality 608 Bearings: Experience seamless, high-speed rotations with these premium unsealed/open-type 608 steel ball bearings. Each bearing measures 8mm inner, 22mm outer, and 7mm thickness, designed to reduce friction, noise, and vibration effectively. Constructed from Premium Chromium Steel: These deep-groove, single-row bearings are built for excellent radial load support, ensuring long-lasting performance across high-motion applications. A reliable choice for both enthusiasts and professionals. Versatile Compatibility & Application: Ideal for fidget spinners, skateboards, longboards, scooters, and inline skates. These bearings are also perfect for various DIY projects, making them a versatile addition to your toolkit for upgrades or replacements. Optimized Design for Enhanced Speed & Smoothness: The open design of these bearings minimizes resistance, allowing for faster spins. Precision-engineered steel balls enhance stability and reduce wear, making them a for high-performance needs. Multi-Purpose Utility for Hobbyists & Skaters: Whether you're a hobbyist, , or spinner enthusiast, these low-maintenance, reliable bearings consistent performance. They are an essential component for anyone seeking quality and durability in their mechanisms. Color: As Shown Material: Metal Package Contents: 100 x ball bearing Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.