KAK AR-9 Complete Upper Assembly 4″
$414.00Upper Barrel Length- 4” Barrel Material- 41V50 Button Rifled Barrel Chamber 9MM NATO Twist Rate 1:10 Muzzle Device Milspec A2 birdcage 1/2-36 Gas System- Blowback Upper Receiver- Forged 7075 T6 Aluminum, Precision Machined to M16/M4 Spec Handguard- 2.9”, High Quality 6061 T6 Material Mlok with Proprietary Clamping System and Heavy-Duty Barrel Nut Charging Handle- Milspec…