Check out Desert Tech HTI Sniper Rifle Low-poly 3D model on CGTrader for $75. High-quality mesh by ParallaxGameStudios: 47545 polys, 24520 vertices. PBR, Textured, UV Mapped.
BLEND (Blender, filesize: 9.12 MB), BLEND (Blender, filesize: 9.12 MB), FBX (Autodesk FBX, filesize: 7.15 MB), SPP (Substance Painter, filesize: 1.6 GB), TEXTURES (Textures, filesize: 367 MB)