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 Michigan In Hot Pursuit Of Former Top Recruit Who Spurned Wolverines In High School One-Time Michigan LB Announces Transfer To Alabama Former Michigan OL Announces Transfer To Local Program Looks Like Michigan Has Added A Major Hire With NFL Connections To Staff Former Michigan OL Starter Announces Transfer To SEC Program