300k-1mill
You can get a bunch of stuff
Worst being a non explosive weapon such as:
ARES SHRIKE
F2000
STRIKER (I feel this one is not that bad for combat but dosen't sell for alot"
Damascus sword
You can also get some rare explosive weapons such as
RPG
Milkor
and the best of all Orbital Strike (which sells for 5-8 million)