Options Aplenty The Messerschmitt Bf 109 E was the Luftwaffe's mainstay fighter in the early stages of WWII. This kit depicts the E-4, which was produced from May 1940 and saw extensive action during the Battle of Britain, or the E-7, which was fitted with a drop tank for increased range. A Trop version with filtering for sand was seen in the skies over North Africa.