3m porcelain marker board steel backed 6 x4 aluminum
tm5774 3m post-it premium porcelain marker boards markerboard provides a smooth steel-backed porcelain surface for dry-erase use and bulletin posting with magnets . design features an aluminum frame . factory-installed mounting system allows easy horizontal or vertical mounting . markerboard includes a convenient attachable accessory tray and four dry-erase markers . additional specifications color white quantity per selling unit 1 each total recycled content 0pct product keywords 3m commercial office supply div . presentation boards dry erase whiteboards white post-it premium porcelain marker board