Specially for Cove 450RR, 450R and 321RR, this modified quick – release fuel tank cap serves as a competitive fuel tank cap assembly accessory. It adopts a non – destructive installation method, conforms to CNC technology, and is dedicated to specific vehicles, precisely matching the models. The product has a built – in exhaust hole, which can balance the pressure inside and outside the fuel tank. It avoids problems such as difficulty in fuel entering the engine, flamenco, failure to start, and abnormal idling caused by inconsistent pressure, ensuring the stable operation of the motorcycle’s fuel system. It is a reliable choice for Cove motorcycle owners to upgrade fuel tank accessories.