I'm 225 on the average(sometimes more, sometimes less) and all mountain bikes are made for much more than our weight. Any of the bikes you list will be a good starter option. I lean towards the Raleigh or Novara, but just for the names.
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I think its disgusting and terrible how people treat Lance Armstrong, especially after winning 7 Tour de France Titles while on drugs!
I can't even find my bike when I'm on drugs. -Willie N.