On Thu, 07 Feb 2008 18:24:21 -0800, Ken Barnes wrote:


If you look closely at the one on the left (farside) landing skid, the
"sharp spike" appears to be a square plate with a hole in the center.


I found this image after a quick search:

http://www.aircav.com/cobra/ahgal07/ah1j-002.html

They are definitely tow bar attachment points and also maybe
tie-down points for the rotors as well.

RF