This is an omnidirectional gear, You can 3D print it. With modifiable nurbs/industrial design profile.This is an original/novel created model.
STL (Stereolithography, filesize: 87.6 MB), OBJ (OBJ, filesize: 917 MB), STP (STEP, filesize: 8.18 MB), PDF (PDF, filesize: 40.7 KB), MA (Autodesk Maya, filesize: 410 MB), IGE (IGES, filesize: 29.9 MB), FBX (Autodesk FBX, filesize: 208 MB)