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<h3>Key features</h3><ul> <li>HIGH QUALITY: Open linear bearing block is made of aluminum alloy, which has a stronger bearing capacity.</li> <li>GOOD FEATURE: High hardness, low noise and rustproof. It also can from entering to extend the service life.</li> <li>EXQUISITE DESIGN: Precision roller, no need to lubricate. Chrome-plated surface, beautiful and resistance.</li> <li>USAGE: Fit for silent, high-speed and equipment.</li> <li>LINEAR BALL BEARING SLIDE BLOCK SIZE:(L*W*H): 4.5*4.5*3.3cm/1.77*1.77*1.3in.</li> </ul><p>Free shipping included. 30-day hassle-free returns.</p>
The catalog often lists the same model at several merchants — worth a price check before you buy.