On 10/9/2013 7:41 PM, wrote:
On Wed, 09 Oct 2013 16:45:43 -0500, Leon wrote:

For the third time this year I have needed 2~3 clamps that are 8 feet long.
I have been perfecting a method of clamping rails to the ends of long
plywood panels without the need of long clamps.

Not as clever as your solution, but I purchased a pair of these K body
clamp extenders from Lee Valley Tools.

http://www.leevalley.com/en/shopping...s.aspx?p=60466



I have those too but still not long enough, my long Bessey clamps are 40".