If you're into knife sharpening, these metal slider bearings are a game-changer. They're made from durable steel, so they're tough and built to last. Designed to be compatible with the Ruixin Pro RX-008 sharpener (and similar models), they replace the stock plastic sliders for a smoother, more precise experience. You can adjust the angle easily by loosening the screw, and the bearing rotates to help you get the perfect edge every time. They hold the sharpener securely in place, which makes the whole process safer and more consistent. The pack includes two sliders, so you're all set for both sides of your sharpener. Installation is straightforward—just swap out the old ones. Whether you're sharpening kitchen knives, pocket knives, or tools, these upgraded bearings provide better control and reduce wear. A small upgrade that makes a big difference for any sharpening enthusiast. Give your Ruixin Pro the upgrade it deserves!