I think it would be a really cool addition to the US weaponry.
Links:
https://en.wikipedia.org/wiki/Carl_Gustav_m/45
http://specialoperations.com/28722/swedish-k-unsung-friend-american-special-forces-vietnam/
Links:
https://en.wikipedia.org/wiki/Carl_Gustav_m/45
http://specialoperations.com/28722/swedish-k-unsung-friend-american-special-forces-vietnam/