Answer to the first question - if you use GWX, there is only one ammo type, HE. Weapons management under "I" key. I dont' know what happens if you dont' use GWX.
Second - a few posts earlier there was a patch which repaired speed red line placement.
Now can you answer to my question about scope ranging here:
http://www.subsim.com/radioroom/show...36&postcount=2
Thanks