$6 Collimator sight 3D model by translucent001. Available on CGTrader with 36524 polys and 36543 vertices. Check it out on CGHub.
BLEND (Blender, filesize: 6.42 MB), OBJ (OBJ, filesize: 5.09 MB), FBX (Autodesk FBX, filesize: 4.07 MB), TEXTURES (Textures, filesize: 1.88 MB)