Airfix 1/48 Hawker Hunter F.4/F.5/J.34 A09189The service introduction of the Hawker Hunter F. 4 in March 1955 presented the RAF with a more capable version of their sleek jet fighter, including a much needed increase in its internal fuel capacity. The F. 4 also introduced the two distinctive streamlined chin blisters, which were designed to collect spent ammunition links from the guns, thus preventing potential damage to the aircraft.