Features: The 87mm generator fuel tank caps features a high performances rubber sealing rings for leak proof closure, ensuring fuel containment and preventing oil leakage in demanding industrial applications. This fuel tank caps withstands harsh environments while maintaining long lasting performances for pumps and heavy machinery. Ideal for industrial professional, mechanic, and operators managing generator sets, water pump units, and equipment requiring reliable fuel system component. Perfect for construction sites, power stations, and agricultural facilities where frequent refueling operations demand secure, quick install fuel caps suitable for multiple machinery brands. Engineered with pressure resistant safety design, this universal fuel tank caps provide explosions proof protection during high pressure operations, ensuring equipment integrity and user safety. Specifications: Material: ABS Diameter:87mm/3.43' Package Includes: 1Piece Fuel Tank caps note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.