Kent Graduate A3 Drawing Board is a portable, double-locking, parallel rule drafting board. 

Designed ergonomically, Kent Graduate A3 Drawing Board features a parellel straighthedge with a protractor and a STOP-and-GO locking and unlocking action. The L-system straighthedge design allows drawing along the top edge right down to the bottom of the sheet providing full accuracy and stability. 

Made from lighweight ABS plastic that us shock resistant and non-warping.