> I've been thinking about security, too. I thought I recalled someone
> saying you could avoid permanent modification to the hull by using
> "The Club"(R) across the cockpit, and chaining to that. Does
> this device expand enough to do this securely--it would have to span the
> cockpit's largest diameter, i.e. fore-and-aft, right?

I think that a custom built "club" would be the way to go. Gary