Here is some results:
http://www.aijaa.com/v.php?i=2482852.jpg
(With 4x, did not go through)
http://www.aijaa.com/v.php?i=2482767.jpg
(With 6x through PSU case)
http://www.aijaa.com/v.php?i=2482793.jpg
(With 6x through 32mm copper pipe)
http://www.aijaa.com/v.php?i=2482797.jpg
(The gun itself)
The projectile weighs 13gram and it is steel.
