SECO Tubular A1 A-Board Black - TAB-1A/2BLK DDA high quality a board, with rounded arch header panel and anti glare magnetic poster covers. Often called the booster, the a board is great for outside shops with a permanent branding option on the top of the board, and easy change magnetic posters on the bottom. The board features a finger hole in the back for easy poster change. It also has a section on the leg to put a chain on the sign. Tubular steel construction. Display area A1 size.