Our Weld-On Mounting Boxes for 7 by 3 inch "QuadraFlare" lights are a durable and practical solution for securely mounting your lights. These mounting boxes, constructed from 3/16 inch stainless steel, come with pre-punched holes on the side and open corners for drainage, ensuring long-lasting performance. Available with 1, 2, or 3 light holes, these boxes include an internal steel mounting frame and are sold individually. With a tight fit to protect against moisture and dirt, these boxes are easy to install and weld to your vehicle body, making them an ideal choice for Class 3 approval rating with a horizontal mounting requirement. Lights are not included.