Anti-Materiel Rifle from Resident Evil 6 by Capcom. This rifle is exclusive to BSAA operative Piers Nivans, based on modified M14 EBR.
XPS model by Oo-Fil-oO, conversion to SA by Feisal AR.

Installation
1. Use IMG Tools (or others) to open "gta3.img"
2. Search "sniper.dff" and "sniper.txd"
3. Replace with the one in downloaded archive
4. Rebuild archive

For more mods check out : http://feisalmods.blogspot.com
Cheers.