SC8UU Linear Bearing (8 mm) The 8mm SC8UU linear bearing unit is equipped with an aluminium-based housing that features four mounting holes. The linear bearing platform is generally used for super-fast movement robots or CNC or 3D printers. The SC8UU 8mm linear bearing unit is a great system to replace damaged ball bearings to improve efficiency and save energy. In order to get started with the SC8UU linear bearing unit, you need two 8mm supports and a precision-ground 8mm rod. The 8mm SC8UU linear bearing is economical and easy to maintain and replace. Features: Inner Diameter: 8mm Length: 58mm Material: Aluminum housing with integrated ball bearings Mounting: Equipped with mounting holes for easy installation Smooth Motion: Provides smooth linear motion Low Friction: Reduces friction and enhances durability Noise Reduction: Operates with low noise High Rigidity: Ensures stability and precision Long Life: Designed for long-lasting performance Economical: Cost-effective and easy to maintain Applications: Construction machinery CNC 3D Printers Automotive components Home appliances Industrial High-speed electric motors, pumps, and machinery.