Rail Mod Kit #6-1 $300..........Top rail installed, Full length lower rail installed with sling lug removed and touch up paint the area, 4.12" side rails, charging handle, You supply the flash hider.
Rail Mod Kit #6-2 $380.....TTop rail installed, Full length lower rail installed with sling lug removed, charging handle, 4.12" side rails, and your choice of color (Brownells ALUMA-HYDE® II) You supply the flash hider. (Coyote Tan). Shown with optional barrel sleeve painted.
Brownells ALUMA-HYDE® II information can be found HERE.