AR 5.56 upper identification?

[Norseman]

Ok, ive gutted out my gun room and found an AR upper "16" barrel tonight, Hid it and eventually forgot about it, but cannot remember the make wtf? has keyhole forge mark on receiver and barrel is marked B MP 5.56 NATO 1/9 , Not sure if its a bushmaster or???

 

[Kjm1971]

Bushmaster mag particle tested .556 NATO 1/9 twist. Keyhole is a cerro forge upper, could be from any number of suppliers.

 

[Norseman]

Thanks Kjm , I wasnt sure, Now just gotta figure out what to price it at in the ee now lol,

 

[Anastasija]

Free ? , I will pay the shipping

Thanks Kjm , I wasnt sure, Now just gotta figure out what to price it at in the ee now lol,

 

[Norseman]

Free ? , I will pay the shipping

Sure ok, Shipping expesspost to your door will be $900