Premium Materials: Our concession serving window is made with a 1.5mm/0.06in thick aluminum alloy frame and galvanized components, ensuring durability, robustness, and a longer lifespan. With a powder coating process, the food truck windows look elegant and stylish. The product size is based on the actual description of the link. Safety Upgrade: The trailer window with a sunshade features an integrated design with a handle and lock, ensuring the window can be securely closed, preventing theft from your licensed trailer windows. This adds a sense of security to your truck during transportation or while parked. Easy to Open: With an 85° wide opening angle for an expansive view, equipped with two hydraulic rods, serving window opens effortlessly. This concession window enables you to easily serve food to customers. The included sunshade protects against rain, sunlight, and theft. Slot Upgrade: The slot design has been upgraded, allowing customers to change the glass styles themselves. This food truck service window lets you personalize your stand, adding more flair to attract customers to your sales activities. Precision Opening: The 36"L x 36"W multifunctional concession window is aesthetically pleasing and practical, featuring precise dimensions, and is easy to process, install, or dismantle. Available in a variety of sizes, it's widely used in food trucks, concession stands, dining cars, BBQ trailers, mobile dining units, etc., and is perfect for participating in food festivals.