SBR Linear Guide Rail Set Exceptional Accuracy & Durability for Precision Machinery The Mophorn SBR Linear Guide Rail Set comes with 2 precision-engineered guide rails and 4 robust slide blocks. Crafted from high-quality aluminum, these rails ensure precise alignment and minimal noise. The SBR slide blocks, equipped with ball bearings, guarantee smooth and efficient motion. Available in various specifications to meet your project requirements. Robust Construction Long-lasting Performance Quiet Operation High Precision Key Features Exceptional Accuracy: With precise shaft dimensions and alignment, this guide rail delivers superior accuracy, consistency, and stability. The sturdy aluminum base and slide block with exact mounting holes ensure dependable installation. Long-Lasting Durability: Made from carbon steel and aluminum with a chrome-coated surface, this linear rail is designed to resist rust and provide long-term performance. The aluminum slide blocks and ball bearings ensure