I need help

[imua]

Does anyone know who makes the military version of the SPR upper. I found a site but I failed to save it.

Thanks.

[Parabellum9x19mm]

(edit: all the specs seem to be here http://en.wikipedia.org/wiki/United_States_Navy_Mark_12_Mod_X_Special_Purpose_Rifle )

[imua]

Thanks for the help:D