Some jacks have multiple Siamese cylinders and will extend
from 12-36 or even more.
see
http://www.aircraftspruce.com/catalo...s/jackj106.php



--
James H. Macklin
ATP,CFI,A&P

--
The people think the Constitution protects their rights;
But government sees it as an obstacle to be overcome.
some support
http://www.usdoj.gov/olc/secondamendment2.htm
See http://www.fija.org/ more about your rights and duties.


"Robert M. Gary" wrote in message
oups.com...
| Jack it up, you've got to get it up anyway to cycle the
gear
| and check the tires properly.
|
| I don't think you can jack it up anywhere near that much
though. Mine
| is up on jacks right now with the wheels off. I still have
to slither
| on my belly to get under the plane. It still takes long
arms to reach
| up into the nose well to measure the springs during the
retraction. The
| Mooney just sits very, very close to the ground.
|
| -Robert
|