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Posted: 6/8/2007 2:28:25 PM EDT
| i saw an upper for sale that had a M on it back by the rear sight, it also had B MP on the barrel. i assume the barrel to be bushmaster, but what about the upper mark. |
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listing courtesy of Team Member "Willow_Drifter" A (splintered) = Anchor Harvey Aluminum AF = Alcoa Forge C AF = Colt Alco Forge C MB = Colt / Mueller Brass Cardinal (stylized) = Cardinal Forge CH = Colt Harvey Aluminum Circle/Crosshairs w/"AR" = ArmaLite CK = Colt / Kaiser Aluminum CM = Colt / Martin Marietta D (stylized) = Diemaco DK = Diemaco / Kaiser Aluminum E = Emco EK = EMCO/Kaiser E MB = EMCO/Mueller Brass F keyhole = FNMI / Cerro Forge FA = FNMI / Anchor Harvey FK = FNMI / Kaiser Aluminum FM = FN/Martin Marietta FMB = FNMI / Mueller Brass Keyhole = Cerro Forge L = Lewis Machine & Tool LK = LAR / Kaiser Aluminum LM = LAR / Martin Marietta M = Mueller Industries: PA = Capco / Anchor Harvey PM = Capco / Martin Marietta |
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