$6.05 Remington 700 xcr 3x9 scope 3D model by SP3D. Available on CGTrader with 80685 polys and 82673 vertices. Check it out on CGHub.
OBJ (OBJ, filesize: 8.4 MB), BLEND (Blender, filesize: 5.68 MB), DAE (Collada, filesize: 7.53 MB), FBX (Autodesk FBX, filesize: 5.67 MB)