The assembly for leveling new concrete includes a driver that has a guide that is placed in a mounting structure so that the driver may be used to drive the mounting structure into the ground. Finish also has ramp provisions, each including axial stop and sloping wedge portion extending down from top of axial stop and sloping at 40 from an imaginary circumferential line at the base of the wedge portion. The unattached edges of the first and second layers cross to define a nook, which nook is covered by the overlapping third layer. The article can be disposed on a support, such as a garment shell. A spacing member may be inserted between the two bones and the fixation system implanted to extend through an opening in the spacing member. The microlenses diffuse and emit the light entered through the exit face.