February 16, 2015 Demolition Ranch tests the stopping power of AR550 steel against .308 and .50 BMG Armor Piercing rounds. 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)