October 28, 2013 In this video a Brownells gunsmith goes through step-by-step how-to properly lubricate the AR-15 rifle. Share this gun video:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)