Bi office snap frame a3 aluminium frame product overview bi office snap frame a3 aluminium frame vt560415370 ideal for displaying posters information promotions and more this bi office snap frame features an aluminium frame that snaps open easily enabling you to quickly change the contents ideal for retail education and general office use the frame features a clear plastic cover to protect contents supplied with a wall fixing kit this frame is suitable for a3 signs and posters alumin