Request for FIT1029 Aluminium Heatsink Case 3D CAD File

Hello, I would like to design a gear tray to mount the Aluminium Heatsink Case for LattePanda IOTA on, however I can't get any detailed dimensions on the website: 

https://www.dfrobot.com/product-2992.html

https://wiki.dfrobot.com/SKU_FIT1029_Aluminum_Heatsink_Case_for_LattePanda_IOTA

Could I please request the 3D CAD file/drawing for this item. Or the positions of the mounting holes and cable connection points. 

Thank you!