Overview This package includes drawings to enable manufacture and assembly of: Bregma Locating Stylus Headframe shank mounted stylus for setting stereotax clamp location with respect to Bregma License © Allen Institute 2023. These materials are provided under the Allen Institute Terms of Use, which are available at https://alleninstitute.org/legal/terms-use/. Requirements Design Filetypes enclosed: .SLDPRT Solidworks 2020 or later required to open .SLDDRW Solidworks 2020 or later required to open .SLDASM Solidworks 2020 or later required to open .STEP Most 3d Computer Aided Design (CAD) software is capable of opening, solid models only .STL Most 3d Computer Aided Design (CAD) software is capable of opening, wireframe models only, suitable for 3d printing Other common filetypes may include .pdf, .png, .jpg and/or Microsoft office extensions. Commercially available hardware interfaces: None. Instrumentation referenced in these publications: Support These designs are provide as is. Please direct any questions concerning materials, assembly & manufacturing methods, or use through the 'send us a message' form on the Allen Institute website. https://alleninstitute.org/