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16” upper I assembled, shot 200 rounds through it.
-BCM upper
-BCM gas block, tube
-geissele mk8 rail
-bison armory spr barrel .223 wylde midlength gas sytstem
-surefire brake
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Listed In: Gun Parts
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16” upper I assembled, shot 200 rounds through it.
-BCM upper
-BCM gas block, tube
-geissele mk8 rail
-bison armory spr barrel .223 wylde midlength gas sytstem
-surefire brake
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