The tactical rimfire craze has spawned many variations ( GSG5 ) (SIG 522) (H&K MP5 22) (MP 40) (StG 44) (UZI 22) ... and dozens of AR 15 pattern 22 offerings (Along with conversions & uppers for the Centerfire AR platform. And even the Ruger 10 /22 world has its many potential optional hop ups . Then we have the AK 22 camps ( Entry level oldies like the Italian Armi Jager AP74 and its variants and its cousins ,the Newer GSG AK 47 (screw build/split receiver offerings) to look at . But other than the uber rare East German cold war era trainer ( Mpi 69 ) AK folks were left in the cold until the AKT- 98 (first variant of the "Rimfire Romanians" ) was imported in small numbers . Followed by the WASR 22 & RPK 22 a few years afterwards . The "Real" blowback operated .22lr AKM quickly became a cult gun though numbers imported ( far less than one thousand per model per year over a few years) kept them far below the radar of most firearm enthusiasts. After Importation ceased a last model (M10 22) made it over in even smaller numbers (Most of which had carry over issues from earlier variants ) and thus were parted out and sold as kits until very recently . As "Real" AKM pattern weapons and their ability to be configured to choice with the Myriad of Milsurp & aftermarket parts