Welcome to our store! We present our linear motion bearing, designed to provide a smooth and precise linear motion experience. Key Features: 1. The use of double-sided dust-proof rubber sealing ensures that no foreign objects enter the bearing, extending its lifespan. 2. Equipped with a nylon retainer, our bearing offers low inertia, low starting torque, less noise, and smoother operation. 3. The bearing's high-tech polished surface provides high smoothness and lightness. 4. This bearing is suitable for various applications including industrial automation, aerospace, machine tools, engraving machines, robots, and automobiles. 5. The linear bearings offer friction-free and stable performance, unaffected by the bearing's speed, ensuring smooth linear motion with high sensitivity and accuracy. 6. Our linear motion bearing is made of durable bearing steel, ensuring long-lasting use. 7. The outer ring and steel balls are also made of bearing steel material and reinforced by heat treatment, increasing the bearing's lifespan and load capacity. 8. With a compact structure and easy installation, our linear bearings can be mounted in any direction. They provide precise support for your work, and the mounting surface is easy to machine. Item Type: Linear Motion Material: Bearing Steel Optional Models: LM25LUU, LM20LUU, LM16LUU LM25LUU: - Inner Diameter: Approx. 25 mm / 1 inch - Diameter: Approx. 40 mm / 1.6 inches - Height: Approx. 111 mm / 4.4 inches LM20LUU: - Inner Diameter: Approx. 20 mm / 0.8 inches - Diameter: Approx. 32 mm / 1.3 inches - Height: Approx. 80 mm / 3.1 inches LM16LUU: - Inner Diameter: Approx. 16 mm / 0.6 inches - Diameter: Approx. 28 mm / 1.1 inches - Height: Approx. 70 mm / 2.8 inches Each package includes: 1 x Linear Motion Bearing. 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the item, such as damage and incorrect quantity of goods, please contact the seller immediately. We will do our best to provide you with satisfactory customer service.