If you don't mind the good/bad of Palmetto State Armory (not starting a discussion) here's a decent deal on XM193 on stripper clips (according to the pic).
http://palmettostatearmory.com/fede...6x45mm-nato-55gr-fmj-500rds-xm193lc1-ac1.html
http://palmettostatearmory.com/fede...6x45mm-nato-55gr-fmj-500rds-xm193lc1-ac1.html