A2 SRA1 A1 Greyboard 0.5mm 1mm 1.25mm 1.5mm 2mm 3mm Card Thick Backing Board

SRA1 SHEET SIZE 900MM X 640MM AS COMPARED TO A1 841MM X 594MM. SO SRA1 IS A SLIGHTLY LARGER SHEET. Greyboard has a huge variety of uses. Use Greyboard to create rigid models that will be able to withstand years of wear and tear.