Just got this in an email, thought I would pass it along.
I have not used this ammo personally.
http://www.thegunsource.com/category/3147-Federal_Tracer_Ammunition.aspx?w=r0cppN5ESSE=
Federal Ammunition federal premium american eagle tactOnly $9.95
Federal Premium American Eagle Tactical Tracer, XM856, 223 Rem, 64 Grain, FMJTT, 20rds
I have not used this ammo personally.
http://www.thegunsource.com/category/3147-Federal_Tracer_Ammunition.aspx?w=r0cppN5ESSE=
Federal Ammunition federal premium american eagle tactOnly $9.95
Federal Premium American Eagle Tactical Tracer, XM856, 223 Rem, 64 Grain, FMJTT, 20rds