To go with my other thread....
http://www.righttobear.com/AR15-Bump-Fire-System-Stock-p/bfs.htm
Add this to a 100 rd. drum and you too can melt a barrel!
http://www.righttobear.com/AR15-Bump-Fire-System-Stock-p/bfs.htm
Add this to a 100 rd. drum and you too can melt a barrel!