Features High Grade Stainless Steel Construction: Crafted from high grade 440C stainless steel, ensuring exceptional hardness and long-lasting durability, providing reliable performance for your CNC applications. Easy Lubrication System: Slider lubrication setting allows for convenient and efficient oil filling through the oil port, ensuring smooth and consistent for extended periods. Low Friction, High Accuracy: Boasts a low friction coefficient, enabling smooth motion and high positioning accuracy, ensuring and reliable linear motion for your CNC projects. Versatile Load Bearing Capability: Capable of bearing load from every direction, offering exceptional strength and high accuracy, making it suitable for a wide range of automatic equipment and precision measuring applications. Widely Applicable: Ideal for automatic equipment, precision measuring devices, and various machines requiring precision linear motion, offering versatility and reliability for a range of applications. Features: 1、Made of high grade 440C stainless steel, these linear guide rails and carriages are of high hardness and long durability. 2、Slider lubrication setting, lubricating oil can be easily filled into the oil port. 3、Low friction coefficient, smooth motion, high positioning accuracy. 4、It can bear load from every direction, and has good strength and high accuracy. 5、Widely used in automatic equipment, precision measuring equipment, and many other machines that require precision linear motion. Specification: Item Type: Linear Guide Rail + Carriage Material: Stainless Steel 440C Size: 75mm Guide Rail Width: 5mm Package List: 1 x Linear Guide Rail 1 x Carriage Package List 1 x Linear Guide Rail 1 x Carriage