Photo 1 of uxcell LM12UU Round Flange Linear Ball Bearings, 12mm Bore Dia, 21mm OD, 30mm Length (Pack of 2)

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Photo 1 of uxcell LM12UU Round Flange Linear Ball Bearings, 12mm Bore Dia, 21mm OD, 30mm Length (Pack of 2)Photo 2 of uxcell LM12UU Round Flange Linear Ball Bearings, 12mm Bore Dia, 21mm OD, 30mm Length (Pack of 2)