Die-cast brass. Fixture attaches to surface through internally mounted stainless screws. Fasteners are 300 series stainless steel. Fixture twistlocks onto post fitter. Post Fitter - Natural die-cast brass. Fits over a standard wooden 4" x 4" post
Lamping 20W maximum T3 bi-pin lamp. Lower wattage lamps are acceptable. 10W T3 bi-pin lamp is included.