Buy Now Sliding Glass Cover Magnetic White Notice Board Product Description White magnetic surface. Use magnets to put up notice & messages. Sliding Glass moves easily on Bearings. Lockable-keep messages visible & protected. Strong Aluminium frame 30mm X 50mm. Steel corners provided at the back to hang on the wall. STANDARD SIZE (In mm Approx.) SLIDING MAG. WHITE BOARD ART NO. 600 X 900 ASGMB 6090 900 X 1200 ASGMB 90120 1200 X 1500 ASGMB 120150 1200 X 1800 ASGMB 120180