Canon USA Direct recently made EOS M5 Body Refurbished available for order for $728.99. That $20 cheaper than the deal from last month and now includes the lens adapter.
Compared to new for $929.00 on Amazon:
Refurbished product from Canon Direct have been known to be very good quality and comes with a full year warranty.
The Mount Adapter EF-EOS M allows Canon EF and EF-S lenses to be mounted on the Canon EOS M Digital Camera. It is fully compatible with all lens functions, including image stabilization and autofocus.