Parts 1 and 2 stl files for 3d printing.
The model is based on true dimensions in mm.
You can watch the SolidWorks tutorial video on my YouTube Channel 3D CAD Models in the link bellow:
https://www.youtube.com/watch?v=NP1maASc2pE
You can watch the 3D printing tutorial video on my YouTube Channel SolidWorks Lets Go Design in the link bellow:
https://youtu.be/8T609FHiXSA