on sale! Gemtech Gemtech 13833 GVAC Upper Receiver 5.56x45mm NATO 16.10", Black, 15" M-LOK Handguard, ETM Flash Hider, BCG Included Gemtech 13833 GVAC Upper Receiver 5.56x45mm NATO 16.10", Black, 15" M-LOK Handguard, ETM Flash Hider, BCG Included $776.00 $905.34 add to cart
