I think someone posted about one of those before here. My suspicion is that the two tabs on the bottom get bolted on just behind the bumper supports using longer bolts.
Kevin 1951 Chevy 3100 work truck Follow this saga in Project Journal Photos 1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car) Busting rust since the mid-60's If you're smart enough to take it apart, you darn well better be smart enough to put it back together.