I picked up a frame last week and it seems that ther is an additional piece welded on to the front of the frames crossmember. Has anyone seen this before?

http://i598.photobucket.com/albums/tt66/jchilders79/IMG_2429.jpg

http://i598.photobucket.com/albums/tt66/jchilders79/IMG_2431.jpg

It's supposed to be there, IIRC, it is used by the assembly line to pull the chassis along the line while assembly takes place.