8x3 8x4 12x5 12x4 12x3 20X3 20X5Mmm Black Small Round Magnet Fridge Ferrite Magnet Round Speaker Magnet Permanent Magnet

8x3 8x4 12x5 12x4 12x3 20X3 20X5Mmm Black Small Round Magnet Fridge Ferrite Magnet Round Speaker Magnet Permanent Magnet

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