The Briggs & Stratton 796577 is a genuine OEM fuel tank cap designed for small gasoline engines used in lawn and garden equipment. This plastic cap is an essential safety and maintenance part that keeps fuel contained and prevents dirt, debris, and water from contaminating the fuel system. Genuine OEM Part The Briggs & Stratton 796577 Fuel Tank Cap is the official factory replacement. It features a built-in internal tether (retainer) that stays inside the fuel tank when you unscrew the cap, preventing it from falling off or getting lost during refueling. Using a genuine OEM cap ensures a proper…