Linear Guide Rail : Precision-engineered for seamless integration into your existing machinery, our 400mm rail supports smooth, effortless motion. Bearing Block : Each kit comes with 4 black bearing slide blocks, designed for optimal performance and longevity, reducing maintenance needs. Pre Drilled Holes : Facilitates easy installation, saving time and effort in mounting the rail onto your CNC routers or lathes. CNC Routers Lathes : Perfectly suited for use in CNC routers, lathes, and mills, enhancing the precision and capability of your operations. Strong Interchangeability : Allows for versatile application across different machinery, offering a universal solution for various industrial tasks. Step up your game with our Precision Linear Guide Rail Kit. Engineered for perfection, it's your key to unlocking smoother, more accurate motion in your CNC projects. With pre-drilled holes for hassle-free installation, you'll be up and running in no time. Experience the power of versatility as you adapt this kit to suit your unique needs. Your path to precision starts here.