They look a lot like the new Rigid Q4 light shown in the 2013 catalog with the corners cut. It will be interesting to see what the price of those are going to be, but I would guess close to the ARB's.
http://rigidonline.com/Rigid_Industries_Master_Catalog_2013.pdf
http://rigidonline.com/Rigid_Industries_Master_Catalog_2013.pdf