Bowens BW-1865 Grid 60 Degree Reflector 18cm Kit with 3 Grids (Black) With a rolled rim and indent, this medium-angle reflector will hold an 7" honeycomb grid Comes complete with a set of 3 honeycomb grids designed to be used with the Grid Reflector. The three sizes offer 1/8" (3.175mm), 3/16" (4.762mm), and 1/4" (6.35mm) hole sizes, each with increasingly wide-angle spots of light.