In reply to GridNorth:
> I left one up there some years ago after an epic retreat. My mate had a broken leg and the weather was atrocious despite the forecast. The rope got stuck after several abseils and I was too knackered to climb back up to release it.
There might still be one of my relics from when I was a stupid enough to try it too? - 11mm blue perlon?
I had two epic storm lashed retreats from the hideous bastard - never went back for a third try!