2Pcs LM12UU linear ball bearings Inner diameter/Bore=12mm Outer diameter=21mm Width/Height/thickness=30mm We do combined shipping. Usually the Item will be shipped within 2 business days after payment completion. Please allow 10-20 working days for the product arrival from China. (Depend on the local delivery on your country; some of the location may require more days). You can also choose express mail if you can not wait. We couldn't control the item delivery on time. If you have any questions please feel free to contact me. Thanks for looking and please check out our other auctions.
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