Check out Star Trek Eymorg Control Bracelet Spocks Brain 3D print model 3D model on CGTrader for $12. High-quality mesh by Dufe. 3D Print Ready.
STL (Stereolithography, filesize: 1.57 MB), OBJ (OBJ, filesize: 4.72 MB), DWG (AutoCAD, filesize: 1.07 MB), FBX (Autodesk FBX, filesize: 1.38 MB), IGE (IGES, filesize: 1.96 MB), MAX (Autodesk 3ds Max, filesize: 4.43 MB), STP (STEP, filesize: 1.68 MB)