Adams Arms Upper Base Carb.11.5" 5.56

ADAMS ARMS BASE UPPER RECEIVER - CARBINE-LENGTH - MED. CONTOUR BARREL


•Features M4 modified handguard   •Self-cleaning short-stroke free-floating gas piston system features adj. gas settings resists corrosion expels carbon/gases forward & away from operator & eliminates harmonic barrel transfer flash signature & super sonic crack   •1-pc. bolt carrier w/integral piston strike face   •Mil-Spec forged 7075-T6 aluminum A4 flat-top upper receiver w/Type III Class 2 hardcoat anodized finish   •1913 Picatinny top rail   •M4 feed ramps   •Laser-engraved T-markings   •.750" diameter gas block   •Chrome Moly Vanadium steel threaded barrel w/black Nitride anti-corrosive LifeCoat Melonite finish   •No sights   •Limited Lifetime Warranty


Cal.: 5.56 NATO   -   Brl.: 11.5"   -   Muzzle Device: A2 Birdcage