The one jerc posted is from the g1bhairz5 crosshair package which contains these crosshairs:
I think jerc is using the one labeled 5G.
Just download the zip file, unpack it, put the .utx file in your UT install's Texture folder then edit your User.ini to add the new crosshair(s) that you want to use. Then you will be able to select the new crosshair in game in the HUD menu.
Here is the crosshair section in my User.ini which has added the 5e and 5f crosshairs from this package:
Make sure you increase the CrosshairCount= line to cover all the crosshairs you want to make available. Notice it starts at  so CrossHairs is actually the 13th when counting them so I needed CrosshairCount=13
Another one that looks similar to the one jerc is using that some might like is the console crosshair from ps2 and dreamcast. That one is available here along with a picture so you can see if you like it before bothering to install it:
Here is a download for the one jerc posted.