Feature 1Smooth and Sturdy Performance: Provides precise and smooth linear motion for various applications, ensuring stable and reliable performance. 2Carbon Steel Material: Made of GCr15 45 carbon steel for enhanced durability and hardness, ensuring long lasting performance in demanding environments. 3Easy Installation: Comes with ball bearings, support mounts, and shaft rods, making it easy to install the linear rail and create a smooth sliding experience. 4Wide Application: This bearing kit is used for the installation of various machinery, such as engraving machine, woodworking machinery, printing machinery, etc. 5High Accuracy: Designed with g6 h6 accuracy and a roughness of 0.8mm, ensuring precise linear motion and high accuracy in locating and movement.Item Type: Linear Bearing KitMaterial: GCr15 45 Carbon Steel Hardness: HRC622 Accuracy: g6 h6 Roughness: Not less than 0.8mm (Rmax) Hard Belt: 0.8mm-3mm Grade Length: 100mm-3010mm (6000mm is available) Roundness: Not more than 3.0mm (Rmax) Straightness: 100mm not more than 5mmApplication: Widely used in the installation of various machinery, such as engraving machine, woodworking machinery, printing machinery, machinery and so on. .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List2 x Metal Rods4 x Bearings6 x Accessories