Tech Report: Aces II Published May 13, 2015 By Air Force News Service FORT GEORGE G. MEADE, Md. (AFNS) -- No seat keeps pilots safer than the Advanced Concept Ejection Seat (ACES) II.The ejection seat is the last option for fighter pilots to use when things go wrong in the cockpit and they’re unable to save their jet. Here’s a behind-the-scenes look at how the seat works.The Air Force Tech Report is a video series that airs every other week and gives viewers a quick look at current technology the Air Force uses to fly, fight and win.