Check out Sniper Ruger American Rifle - Vortex Crossfire 2 Low-poly 3D model on CGTrader for $12. High-quality mesh by rezamedika: 33919 polys, 33964 vertices. PBR, Textured, UV Mapped.
OBJ (OBJ, filesize: 5.82 MB), MA (Autodesk Maya, filesize: 10.3 MB), FBX (Autodesk FBX, filesize: 2.03 MB)