Description:1. These linear bearing blocks are manufactured from aluminum alloy materials to ensure strength, durability, and smooth operation. Precise construction ensures reliable linear motion.2. The SBR12UU linear bearing blocks provide stable support and smooth movement for 12mm linear bearings. They help minimize friction, reduce wear and tear, and ensure precise positioning in various applications.3. Install the linear bearing blocks onto the appropriate structure or framework using the provided mounting holes, and then insert the 12mm linear bearings into the blocks, ensuring a secure fit. The blocks can be positioned in a way that allows for smooth linear motion along the desired axis.4. These linear bearing blocks are suitable for various applications, such as 3D printers, CNC machines, robotics, and other machinery requiring controlled linear motion. They provide support and stability for smooth and accurate movement.5. Regularly inspect and maintain the linear bearing blocks to ensure optimal performance. Specification: Material: Aluminum Color: Silver Tone Model: SBR12UU Total Size: 38.8x38x28 mm/1.5x1.5x1.1 inch Mounting Hole Dia: 4 mm/0.2 inch Inner Diameter: 12 mm/0.5 inch Minimum Opening Width: 7.8 mm/0.3 inch Hole Spacing: 25x27 mm/1 x 1.1 inch Package Included: 8pcs x bearing block, 8pcs x wrench
