ak4dThe AK4D, however, is the last iteration of the modernized version of the AK4 G3 system that Sweden uses. The AK4C and AK4D systems are most notable for using a SpuhrWhy the G3, and how? we will take a look at a clone of a Norwegian AG3F2 and a sort-of clone of a Swedish AK4D with its Spuhr stock and handguard. Share this: Click