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-PTR Full Auto Bolt Carrier For PTR 308 Firearms With 12" barrel or longer.
-The PTR Full Auto Bolt Carrier For PTR K3P PDW Pistol & Rifles will not fit the 51P Pistols.
-This is for customers that have a Legal NFA Registered Sear Pack and would like to use that in conjunction with their firearm
-This part is new but, may show some light marks from shipping.