ZJ01 multi-caliber submachine gun

ZJ01是zic设计的多口径冲锋枪。可以使用标准手枪弹匣，也可以使用特殊的5.7口径弹匣，射速高达每分钟1200发，重量非常轻，扩展性好。
ZJ01 is a multi-caliber submachine gun designed by zic. It can use standard pistol magazines or special 5.7-caliber magazines, with a firing rate of up to 1200 rounds per minute, and has a very light weight and good expandability.
https://www.artstation.com/artwork/9NOv8R