Our Oversized 21in. Warehouse Shade, also known as a Gooseneck Barn Light, has a 21in. Shade Diameter with 9.5in. Height. Fovero RLMs are UL Listed for Wet Locations [E502113] when using our Gooseneck Arms or Stems and are professionally manufactured using durable cold rolled steel material and die cast zinc. Each shade comes with 96in. of wire and for easy install, and can take any LED Bulb with an E26 Medium Base. The Satin Black, Architectural Bronze, and White RLM Shades are electrostatically sprayed prior to being oven baked with reliable UV stabilized paint, which is suitable for indoor and outdoor use. All shades except for Galvanized incorporate white liners for increased light reflectivity. The gooseneck arms are 21-1/2in. Long with 3/4in. Inside Diameter, 1in. Outer Diameter, and No. 1-14 Thread. The gooseneck arms are sold with a 4.5in. diameter mounting plate intended for a heavy-duty round weatherproof junction box and inlcude all installation hardware needed to mount these! Some common application for Gooseneck RLM’s are: Outdoor Sign Lighting, Awnings, Storefront, Restaurants, Wall Lighting, Commercial, Industrial, and Residential Use, Barn Lighting, Porch & Patio Accent Lighting.