![Gemtech, GVAC, Complete Upper Reciver Group, 223 Remington/556 NATO, 16.1" Barrel, 1:8 Twist, Gemtech ETM Flash Hider, Pinned Low Pro GVAC Gas Block, Mid Length Gas System, Anodized Finish, Black Gemtech, GVAC, Complete Upper Reciver Group, 223 Remington/556 NATO, 16.1" Barrel, 1:8 Twist, Gemtech ETM Flash Hider, Pinned Low Pro GVAC Gas Block, Mid Length Gas System, Anodized Finish, Black](https://cdn11.bigcommerce.com/s-itearivz52/images/stencil/300x300/products/7672/10318/RPVGEM13833__27459.1711699001.jpg?c=1)
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Sons of Liberty Gun Works, Patrol Complete Upper, 223 Remington/556NATO, 16" Combat Barrel, QPQ Finish, Black
$665.99Sons of Liberty Gun Works
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Sons of Liberty Gun Works, M4-89 Complete Upper, 300 Blackout, 16" Combat Barrel, 1:7" Twist, QPQ Finish, Black, 15"
$855.99Sons of Liberty Gun Works