The Kimura armlock is a major attack from the guard, but one simple adjustment to your hand position can allow you to defend and escape this submission much more easily! BTW, you can grab my video-based app for iOS and android phones that teaches you BJJ for free; more info here http://www.grapplearts.com/roadmap
And follow me on Instagram where I’m @stephan_kesting or go to http:/www.instagram.com/stephan_kesting