The Cox RC Model Engine Fuel Tank Lot of 3 is designed specifically for control line aircraft, cars, planes, and boats. These gray fuel tanks are compatible with brands such as Cox, OS, Supertiger, and Enya. They are suitable for nitro and glow fuel types and come in a range of scales including 1:14, 1:6, 1:12, 1:8, and 1:10. With a focus on quality and compatibility, this fuel tank set is essential for RC enthusiasts looking to keep their vehicles powered up and ready for action.