URGENT NEED HELP CONVERTING SLDPRT FILES TO STL FILES

I need someone to convert these sldprt files to STL files for use in a 3D printer by 4:30! It's 3:20 and I can't figure out how! Can anyone help me with it? I'm attaching the files as a .ZIP folder to this question because I need it done ASAP!!!

This is a project for a Engineering class! Someone help please!

SolidworksImport export