the ju 52 was was the backbone of the German transport fleet and we need another transport plane. the Ju 52 could also protect itself since it had a 13mm or 7.92mm rear facing turret, one 7.92mm gun in the front of the plane and a 7.92mm in a lateral position these guns will increase succesful para drops. Transporting paratroopers and supplies is a very important part of AH2 and a c 47 is nothing more than a big target