Irobot Create 2 Roomba Parts

Irobot Create 2 Roomba Parts
There are from the Irobot site, no licensing info on them, I converted them to STL
http://www.irobot.com/About-iRobot/STEM/Create-2/Projects.aspx
http://www.irobot.com/~/media/MainSite/Files/About/STEM/Create/STP_Files.zip