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 SBR Linear Guide Rail Mophorn high-quality SBR linear guide rail includes 2 guide rails and 4 slide blocks. The durable aluminum guide rails feature precise hole diameter and distance, while the SBR slide blocks utilize ball bearings for smooth and unobstructed movement. 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