SIGforum
Sig , ar 15 or colt ar rifle??
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https://sigforum.com/eve/forums/a/tpc/f/630601935/m/3220006434
December 20, 2017, 09:12 AM
gambit123
Sig , ar 15 or colt ar rifle??
The only thing cosmetic would be that weird stamp that you scan and the serial number is laser engraved now.