Allen Gun Works AK Linear Brake A test of the Allen Gun Works linear AK brake. It’s available for AR and VZ58 threaded rifles as well. 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)