Vietnam has upgraded the BM-21 rocket launcher and designate it as the BM-21M-1. It now just takes four people to man the system and the time taken to deploy it has shorten from 14 to 1.5 minutes.
![2431135_original[1]](http://www.milrecon.com/wp-content/uploads/2015/10/2431135_original1.jpg)
Photo: www.qdnd.vn
Vietnam has upgraded the BM-21 rocket launcher and designate it as the BM-21M-1. It now just takes four people to man the system and the time taken to deploy it has shorten from 14 to 1.5 minutes.
Photo: www.qdnd.vn