Code name RU-556 is modification of AR-15
Credits :
ImBrokeRU - Model
Bull5h1t - texture and normal
YIbnuN - COnverter and adapter
DK22Pac - Normal map plugin & reflection tex
Junior_djjr - Enhanced function mod

Features :
- Adapted to Enhafuncs
- Adapted to normalmap by dk
- Good on CJ's hands

Don't reupload to another site, then if you want to repost, put original download link (Here). If you want to make skin pack, just put my nickname to credits.
Free to edit.