Luxrite New Construction Rough-In Mounting Plate fits 2 Inch, 3 Inch, 3.75 Inch, 4 Inch, 5 Inch, and 6 Inch LED recessed lighting kits and is the perfect choice for new construction homes, home remodeling, or commercial properties. Each mounting plate comes with alignment notches that can be installed to ceiling beams as close as 5.5 inches or as far as 25.19 inches. Made of durable galvanized steel which is rust and impact resistant, making it an ideal choice for all slim recessed lighting installations. Model #: LR41006