The weapon consists of seven pieces. The textures folder is the same as the pieces, and based on the names you can put textures on the object.
OBJ (OBJ, filesize: 795 KB), TEXTURES (Textures, filesize: 30.3 MB), C4D (Cinema 4D, filesize: 1.02 MB), FBX (Autodesk FBX, filesize: 1.82 MB)