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Posted: 12/11/2008 6:35:02 PM EDT
| I have a 16 inch r4 profile barrel marked B MP 5.56 nato 1/9 attached to a fixed carry handle upper with a key hole forge mark just forward of the rear sight and a fixed front sight with a crown stamped on the left side. Is this a Bushmaster uppper? |
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Quoted:
I have a 16 inch r4 profile barrel marked B MP 5.56 nato 1/9 attached to a fixed carry handle upper with a key hole forge mark just forward of the rear sight and a fixed front sight with a crown stamped on the left side. Is this a Bushmaster uppper? Sounds like it. Do you mean M4 profile instead of r4? lol. |
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