Hi Marv,
I've the same model
http://www.ebay.com/itm/M7-Colt-Bayo...p2047675.l2557 . Not rare. It's the U.S. Made and not the german as this :
http://www.ebay.com/itm/US-M7-Bayone...21172399684%26
I paid mine 175 $ (i think).
Each month there's some (real) U.S. made Colt (without germany) on ebay.