<div class="product-description"> <h2>Key Features</h2> <ul> <li>Size Model SBR20UU bearing block, fit for ID 20mm SBR20 linear slider sliding guide rail, includes 4 pcs of bearing block and 4pcs wrench.</li> <li>Material These linear bearing blocks are manufactured from aluminum materials to ensure strength, durability, and smooth operation. Precise construction ensures reliable linear motion.</li> <li>Feature The SBR20UU linear bearing long blocks provide stable support and smooth movement for 20mm linear bearings. They help minimize friction, reduce wear and tear, and ensure precise positioning in various applications.</li> <li>Installation 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.</li> <li>Application 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.</li> </ul> <h2>Product Description</h2> <h3>Description</h3> <ol> <li>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 SBR20UU linear bearing blocks provide stable support and smooth movement for 20mm 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 20mm 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: AluminumColor: Silver ToneModel: SBR20UUTotal Size: 49.8x48x37.5 mm/2x1.9x1.5 inchMounting Hole Dia: 5 mm/0.2 inchInner Diameter: 12 mm/0.5 inchMinimum Opening Width: 12 mm/0.5 inchHole Spacing: 35x35 mm/1.4 x 1.4 inchPackage Included: 8pcs x bearing block, 8pcs x wrench</li> </ol> <h2>Specifications</h2> <table style="border-collapse:collapse;width:100%;max-width:600px;"> <tr> <td style="border:1px solid #ddd;padding:8px;font-weight:bold;width:40%;">Item Weight</td> <td style="border:1px solid #ddd;padding:8px;">3.41 pounds</td> </tr> <tr> <td style="border:1px solid #ddd;padding:8px;font-weight:bold;width:40%;">Product Dimensions</td> <td style="border:1px solid #ddd;padding:8px;">7.68 x 6.69 x 2.64 inches</td> </tr> </table> </div>