Line Laser Lid for Mostly Printed CNC

Line laser lid for http://www.thingiverse.com/thing:873850. This is a true smash up of these two designs http://www.thingiverse.com/thing:970649 and http://www.thingiverse.com/thing:445354. Use the ball holders from 445354 to mount 12mm line lasers. http://www.amazon.com/gp/product/B012V3U3KK?psc=1&redirect=true&ref_=oh_aui_detailpage_o07_s00