Need small end bumper brackets for '67 'Cuda

I don't have any stabilizer brackets.Do you know what these are for Tony?I'm confused I thought all four were the same.

http://cgi.ebay.com/ebaymotors/67-6...r_Truck_Parts_Accessories?hash=item4cebcc7dae

Did you see these?

http://cgi.ebay.com/ebaymotors/67-6...r_Truck_Parts_Accessories?hash=item4cec06f5e5