There are numerous threads in the past that tackled steel aftermarket bumpers. Kindly use the search option. Majority of the topics are at DieselClub.org forums.
You may want to take a look at TJM bumpers also. They look better than ARB in my own humble opinion. Visit 4x4ph.com also for more details and look for Freeman. He's the dealer of TJM bumpers. We just purchased last week a TJM T15 bullbar for our 03 Ranger