The Radical Firearms 10.5" Big Bore profile 12.7x42 is a
complete MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for
the novice or advanced shooter wanting to finish out that build and hit the
range. Built with our 10" FQR free float rail system for
increased accuracy and keeping your hands cool. No matter what your style of shooting is,
Radical Firearms has you covered.
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