SKS, perhaps, stands for Gewehr 43 due a similar perspective (although the non-detached bayonet spoils everything). --Slon95 (talk) 12:00, 20 May 2020 (EDT)
Special Thanks
The idea and screenshots are provided by AVSniff, forum.guns.ru.--Greg-Z (talk) 11:42, 20 May 2020 (EDT)