These are 5 weird members of the M16 family - Sandboxx
La France M16K - ultra-short (210mm barrel) carbine from 1982 based on pre-a1 M16 upper receiver with unique iron sights entirely built within the carry handle, intended for vehicle crews, pilots and
ely m16 short - YouTube
M7A1 Rifle short barrel M16 Style Assault Rifle free VR / AR / low-poly 3D model | CGTrader
Nobody Wanted the Super-Short M-16K - War Is Boring
M4 M16 Selective Fire Short Barreled Rifle 3D model | CGTrader