Features Precision Engineering: Features an SCS8UU Linear Ball Bearing Slide Block with an 8mm bore for seamless integration into your CNC machines and projects Durable Aluminum Alloy: Constructed from lightweight yet robust aluminum alloy, ensuring longevity and resistance to wear for extended use High-Quality Ball Bearings: Incorporates chrome steel bearing balls, delivering exceptional wear resistance, high accuracy, and superior strength for optimal performance Smooth Operation: The Linear Motion Rail Slide Block provides low friction and high rigidity, resulting in enhanced functionality and a longer service life Versatile Applications: Ideal for various guide rods and columns, suitable for use in electrical appliances, electric motors, construction machinery, and automotive components Features: 1、SPECIFICATIONS: SCS8UU linear ball bearing slide block, bearing model is LMF8UU, shaft nominal bore diameter is 8mm, with standard processing. 2、ALUMINUM ALLOY: The slide block is made of aluminum alloy, which is light in weight and resistant, not easy to wear after long term use. 3、BALL BEARING: Lightweight housing and chrome steel bearing balls, which has good wear resistance, with high accuracy and strength. 4、GOOD PERFORMANCE: The linear motion rail slide block features smooth , has high rigidity, low friction and long service life. 5、MULTIPLE USAGES: Suitable for all kinds of guide rods and columns, used in electrical appliances, electric motors, construction machinery and auto parts. Specification: Item Type: Linear Ball Bearing Slide Block Model: SCS8UU Inner Bore Diameter: Approx. 8mm / 0.3in Material: Aluminum Alloy, Steel Package List: 4 x Slide Block Package List 4 x Slide Block