The bracket is cast iron- - - -the sleeve is steel. A quick cut with an acetylene torch will blow a slot in the steel bushing without damaging the bracket. 30 seconds and it's out.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!