Core15 Core 15 M4 Piston Rfl 22B

CORE 15®M4 RIFLE - ADAMS ARMS PISTON SYSTEM•Adams Arms Piston System   •1913 Picatinny flat-top Upper w/laser T-marks & gas block   •Dry lube incorporated into Upper Reciever   •6-position adjustable stock   •Polymer Forearm   •Length: 31.75" (closed) 36.5" (extended)   •Wt.: 5.9 lbs. (w/empty mag.)   •Comes w/(1) 30-round polymer Magpul PMAG w/self-leveling follower   •Lifetime Manufacturers Defect Warranty   Cal.                        Brl.    Finish  .223/5.56 NATO     16"     Matte Black