The Truck-Lite 40 Series Brake / Tail Light Combination Housing is the perfect choice for your vehicle lighting needs. This housing features a metal mounting flange with a high-impact plastic module box, making it durable and reliable. The mounting connector diameter is 0.28" and an optional mounting gasket is available to provide an extra seal between the module and body. The white finish adds a sleek, modern look to your vehicle. With its easy installation and reliable performance, this Brake / Tail light combination housing is the perfect choice for your vehicle lighting needs. FleetPride is your First Click in Heavy Duty®.