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Amazon.com: Master Magnetics CA293WNX8 Magnetic Base Sign Holder with Nut for Stem or Post, 3" Length, 0.905" Width, 0.75" Total Height, 3/8"-24 Nut, Nickel Plate (Pack of 8) : Office Products
DURABLE DURAFRAME Self Adhesive Magnetic Letter Sign Holder Horizontal or Vertical 9.5 x 12 Frame Size Holds 8.5 x 11 Insert 2 Pack Black - Office Depot
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