RV Storage Hatch with Lock and Key Heavy Duty Square Rounded Corner Black UV Proof Baggage Door for Camper Van Item Type: RV Storage HatchMaterial: Aluminum alloy, rubber, ASAHatch Door Surface Size: Approx: 720x420mm/28.34x16.53inInstallation Hole Size: Approx: 700x400mm/27.55x15.74in, R70-4 Applicable Hatch Thickness: Approx: 25-55mm/1-2.16inApplication: Heavy duty storage hatch with safety lock, 700x400mm large area opening to accommodate large objects, UV resistant and long lasting sunlight without discoloration, and can be used for horizontal or vertical installation, a perfect replacement to old and broken storage doors, applied to RV trailer campers retrofitting and other projects.Suitable for RV campr, van, trailer, etc. any need for hatch position