AR Pistol Muzzle Flash Slow Mo With iPhone 6 Posted September 30, 2014 in AR-15 by Nicholas C with 6 CommentsTags: AR Pistol, iphone, muzzle flash, Slow Mo Thanks to Almon Benton for sending this into us here at TFB. He got a new iPhone 6 and tested out the slow motion feature of the video camera. He was able to capture an impressive fireball out of his AR pistol.