Rectangular "Double" frame (model 6141) STL model of an original rectangular shape consisting of two parts with a round free part in the middle. A selection of STL models for decorative work and creating visual accents to decorate the interior. All models in STL format compatible with ARTCAM, code generation for MACH3, NC Studio, 3D for CNC milling machines running with plastic and wood. These elements are ready to use CNC machines for home use and industrial CNC machines.