Precision Opening: The concession window, overall dimensions: 37*37*3 Inch/943*943*80 MM, installation size: 36*36 Inch/915*915 MM, is both attractive and practical, with precise dimensions for easy processing, installation, or dismantling. It's widely applicable in food trucks, concession stands, dining cars, BBQ trailers, mobile dining units, etc., and is perfect for participating in Food Festivals. 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. 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. 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. Premium Materials: Our concession serving window is made with a 1.2mm/0.05in 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.