http://www.youtube.com/watch?v=tsqy73wE5Eo
I gotta admit, I’ve never been drawn to AR pistols. The guns have reliability issues, ear-splitting muzzle blast and so-so ballistic performance. And those are just the minor issues. The real deal-killer: accuracy. I can no more hit the target with an AR pistol than I can by throwing a piece of popcorn at the bullseye. Others have tried and failed to make AR pistols more functional. Now SIG SAUER is entering the fray, selling a $139 doodad—the SB15 Pistol Stabilizing Brace—that might succeed. If it remains legal . . .