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7/1/2009 8:19:37 PM EDT
Looking to buy a COLT F/A BCG.  On the bolt it has MPD and what seems to be a serial # J3279

There is a C on the carrier.

Anyone seen these markings on the bolt and what does it mean?

I know MP is Magnetic Particle...right?

Thanks
7/2/2009 4:35:57 AM EDT
[#1]
it could be a Diemaco bolt (now called Colt-Canada)
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