The air leakage system and inlet/outlet holes of this fuel tank cap ensure optimal oil supply, enhancing the adaptability of your generator's extended fuel tank. With a 5-gallon large capacity, this gas storage tank minimizes refueling interruptions, offering added convenience for outdoor tasks and boosting work efficiency. Crafted from high-quality iron with a 4.17-inch thickness and a durable paint baking finish, this generator tank guarantees longevity and sturdiness, reducing the need for frequent replacements. Featuring a practical filter that swiftly removes impurities to prevent clogging, this fuel tank ensures smooth operation, prolonging its lifespan and maintaining peak performance. Ideal for refueling lawn mowers, chain saws, recreational vehicles, motorcycles, and more, this external fuel tank caters to a wide range of gas-powered equipment, making it a versatile addition to your toolkit. Description: The fuel tank cap is designed with a high-performance air leakage system and strategically placed inlet and outlet holes to ensure optimal oil supply, enhancing the compatibility of the extended fuel tank with generators. With a generous 5-gallon capacity, this gas storage tank eliminates the need for frequent refueling, providing added convenience for your outdoor tasks and boosting productivity. Crafted from premium iron and treated with a durable paint baking process, this 4.17-inch thick generator tank is built to last, offering robustness and longevity without the hassle of frequent replacements. Equipped with a functional filter, this fuel tank cap effectively removes impurities to prevent blockages, ensuring smooth operation and prolonging the lifespan of your equipment. The external fuel tank design facilitates easy refueling for a wide range of gas-powered equipment including lawn mowers, chain saws, yard tools, recreational vehicles, ATVs, and motorcycles, making it a versatile addition to your toolkit. Item Name: Fuel Tank Cap Material: Iron Features: Universal, Simple Installation, Practical Size Details: Size: 55cm x 36cm(Approx.) Installation Hole Spacing: 50.5cm x 34cm(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Fuel Tank Cap