These high - quality linear bearings have an inner diameter of 12mm (0.47 inch), which makes them a perfect fit for a 12mm (0.47 inch) rod. With an outer diameter of 21mm (0.83 inch) and a length of 57mm (2.24 inches), they are of type LM12LUU. The package includes 2 pieces of these 12mm (0.47 inch) linear bearings, offering great value for your money.


Using these linear bearings is easy. Just slide them onto a 12mm rod. They are designed to move smoothly along the rod, helping your equipment work better. When handling these bearings, be careful not to drop them as this might damage the inner structure. Keep them in a dry place to prevent rust. If they get dirty, you can use a clean, dry cloth to wipe them. This will help keep them in good condition and extend their lifespan.