This industrial-grade linear guide rail kit provides smooth, precise linear motion for your projects. The 500mm silver-plated steel rail offers excellent corrosion resistance and a high hardness rating of HRC62. It comes with two SBR12UU slide blocks, each featuring an adjustable handle for controlling slider tightness and pre-drilled mounting holes for easy installation. Ideal for DIY CNC routers, milling machines, lathes, and other precision positioning applications, this standardized component ensures reliable performance. The rail is designed for a linear glide path with a rated dynamic load of 860 and a static load of 1370. **Specifications:** * **Type:** Linear Slide Guide * **Precision Grade:** H * **Fixed Bolt Size:** 8 mm * **Allowed Static Torque:** 1 kN.m * **Material:** Metal * **Color:** Silver * **Rail Size:** 500mm (L) x 12mm (Diameter) * **Slide Block Size:** 40mm (L) x 40mm (W) x 28mm (H) * **Weight:** 1050g **Package Includes:** * 1 x Linear Guide Rail (500mm) * 2 x Linear Bearing Slide Blocks (SBR12UU)