NCAA Football Kenjon Barner uses the force to knock down an Arizona State defender Published October 19, 2012 This is one of the most effective stiff arms that I’ve ever seen, knocking down the defender without having to use any energy is definitely a better way to go about it. Via: @cjzero In this article: Recent Posts Top Michigan WR Target Makes Interesting Change Of Plans Following Underwood’s Commitment Five-Star Now Paying Close Attention To Michigan After Offer, Underwood’s Commitment Insider Thinks LSU Could Now Push To Flip Michigan’s Other QB Commit Several Five-Star Recruits Have Notable Reactions To Bryce Underwood’s Flip To Michigan Michigan Predicted To Flip Elite Pass-Catcher After Bryce Underwood Commits