Feature: 1. SPECIFICATIONS: Standard MGN12H linear guide rail, with 12mm width, 8mm thickness, 3.5mm metric mounting holes, 25mm hole spacing, using M3x8mm bolt and T nut. 2. BEARING STEEL: The linear guide rail is made of excellent bearing steel, with strong rigidity, high accuracy, rust resistance and corrosion resistance, and has a long service life. 3. 4 POINT CONTACT: The linear guide rail adopts a 4 point contact design, which can withstand loads in all directions, and can easily pass the 45 degree free fall test after lubrication. 4. GOOD PERFORMANCE: Precise steel ball arrangement structure ensures safe and stable movement, without jamming, reduces friction, and greatly improves work efficiency. 5. APPLICATIONS: Widely used in fields requiring linear transmission and locating, such as automation equipment, precise instrument, electronic semiconductor, packaging and printing, welding and cutting, machine tool equipment, industrial manufacturing, etc. Specification: Item Type: Linear Guide Rail Product Length: Approx. 200mm / 7.9in Basic Dynamic Load Rating: C: 3.72 (K/N), C0: 5.88 (k/N) Allowable Static Moment: MR: 38.22 (N-m), MP: 36.26 (N-m), My: 36.26 (N-m) Sliding Track: Linear Guide Number of Sliders: 2 Accuracy Level: H Slider Fixing Method: Top locking Type. Package List: 1 x Linear Guide Rail