AR-15 6.5 GRENDEL 12" BARRETT STYLE PISTOL UPPER ASSEMBLY Every Upper Build is Test Fired Before Shipment To Guarantee Performance. We do not guarantee cycling with all ammunition due to vast differences in the quality of ammunition. We will not warranty cycling with imported, steel cased or reloaded rounds.
AR-15 6.5 GRENDEL 12" BARRETT STYLE PISTOL UPPER ASSEMBLY UPPER ASSEMBLY INCLUDES: BARREL: 12" 6.5 GRENDEL BARREL TYPE II, 1X8 TWIST, 4150CMV, CARBINE GAS SYSTEM WITH STEEL LOW PROFILE STEEL GAS BLOCK. CUSTOM MADE TO ORDER. BARREL IS FINISHED OFF WITH BARRETT STYLE MUZZLE BRAKE. UPPER RECEIVER: AR15 A3 FLAT TOP, HARD COAT ANODIZED, DUST COVER AND FORWARD ASSIST INSTALLED STEEL CARBINE GAS TUBE