If you are referring to the rail which connects to each cylinder, that is part of the Air Injection system. And yes, caps can be had to plug those ports.
FYI: Kidde recently had a recall on some of their extinguishers manufactured through October 2015.
Kidde Recalls Fire Extinguishers with Plastic Handles Due to Failure to Discharge and Nozzle Detachment: One Death Reported
That's Bull****. That is a stock Toyota bumper on a stock frame. The transporter doesn't know what he is looking at. The specification illustration earlier in this thread calls out the overall length. This 'Cruiser is within one inch of that factory spec.
154 inches.
My FJ-40 get loaded up and headed to Phoenix, and then on to Miami. Kinda bittersweet as I love that truck, but I'm at a place where I need to make changes. Life is a crazy, unforeseen trail. Make the best of it!