Gas Protector manufactures heavy-duty locking fuel doors that bolt on to RV motorhomes, commercial work trucks, first responder vehicles, and military assets in minutes — no drilling required. Prevent fuel theft, siphoning, contamination & vandalism. Fits Ford F-350 to F-600, Ram 3500–5500, Super C, Class C & Class A motorhomes. Made in Sarasota, FL with a lifetime warranty.