Enhance your CNC machine or 3D printer's performance with these premium long-type linear ball bearings. Precisely engineered for smooth, quiet operation, these 8mm bearings feature a robust 45mm length design that delivers superior stability and load-bearing capacity. The high-grade metal construction ensures reliable performance in demanding applications, while the precision engineering minimizes friction and wear. Each bearing is manufactured to exact specifications, providing consistent accuracy for your linear motion projects. The extended length format offers improved support compared to standard bearings, making them ideal for applications requiring enhanced rigidity and precision. Perfect for CNC routers, 3D printers, and other mechanical systems requiring precise linear movement. These versatile bearings are compatible with standard 8mm shafts and can be integrated into various machinery builds. Available in packs of 4 to 10 pieces to suit your project needs.