SPD cleat adapter.....will these work on my typical 3 hole look pattern

I have a pair of Bontrager Hilo’s with the typical 3 hole pattern and was wondering if this adapter would allow me to run SPD cleats so I can also use my shoes in a local spin class.

These are the adapters…

http://www.excelsports.com/new.asp?page=8&description=SPD+SH-85+adapter+plate+for+R151-215&vendorCode=SHIMSHOE&major=5&minor=6