Back brake on and put it in top gear (not first as it will move the wheel)and then wollop the extension bar/socket with a club hammer...should loosen off with that...

__________________
The Suit:What would you consider to be your greatest weakness?
Me: Honesty.
The Suit: Honesty? I don't think honesty could be construed as a weakness.
Me: I don't give a f**k what you think.

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