Abs for days Posted July 31, 2013 by Dan Broughton & filed under Kinetic Bootcamp. Thursday, August 1st, 2013 4 rounds 1 min weighted sit ups 30 sec rest 1 min plank 30 sec rest 1 min hollow rocks 30 sec rest Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window) Related