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Jackson's Backing Board Panel$10.30
This Backing board panel is 2.5mm thick and is made of MDF. It measures 20 x 24inPlease note: size may be a few millimetres short, as some frames will have pins that the backing board needs to clear.,This Backing board panel is 2.5mm thick and is made of MDF. It measures 20 x 24inPlease note: size