The model format is STP, which is widely supported by software and suitable for 3D printing and animation. To enable visibility into the model interior, I may add glass materials.
Native Formats: STP (STEP, filesize: 36.2 MB)
Exchange Formats: STP (STEP, filesize: 36.2 MB), SLDPRT (SolidWorks, filesize: 18.1 MB), STL (Stereolithography, filesize: 27.9 MB)