4-Pack 3M High Strength Large Hole Repair Plate Set $14 at Amazon
Amazon*has the 4-Pack 3M High Strength Large Hole Repair Backer Plate Set (RP6IN-4PK) for
$14*with free shipping. Includes four 5.5" x 6" plates.
eBay with johncatrader*has it for $1 more.
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