Jason Member Joined Jan 25, 2009 Messages 4,797 Reaction score 1 Location Brisbane Aug 9, 2013 #1 Pretty cool idea. [yt]https://www.youtube.com/watch?v=BftWvscL-4M[/yt]
Navmania Member Joined Apr 12, 2011 Messages 1,479 Reaction score 2 Location Sydney Aug 9, 2013 #2 Great idea to stop flat spots if storing for a while.
nakedape Member Joined May 27, 2010 Messages 1,657 Reaction score 0 Aug 9, 2013 #3 Cool. Don't need one, but still a great design.
Q qqc d22 Member Joined Apr 2, 2012 Messages 837 Reaction score 2 Location se qld Aug 10, 2013 #4 would slip on most surfaces i reckon