1990年代初期,俄罗斯伊兹玛什(Izhmash)武器公司以AK系列步枪为基础研制出一款7.62×39mm口径的半自动步枪——赛加(Saiga)运动步枪,该枪后来由俄美武器公司(Russian American Armory Company)引入美国。ZK-MR短枪管步枪即是美国红夹克公司基于赛加步枪加以改制而成的—— In the early 1990s, Russia’s Izhmash weapons company developed a 7.62 × 39mm semi-automatic rifle based on the AK series of rifles, the Saiga rifle, which was later sold by the Russian-American Weapons Company Russian American Armory Company) into the United States. ZK-MR short barrel rifle is the American red jacket company based on saiga rifles to be transformed -