Core-15 Tactical M4 Piston 30+1 .223 REM/5.56 NATO 16" - Blue/Black, 16" Barrel, Synthetic, Collapsible Stock

*This model has a Olive Drab buttstock and Olive Drab pistol grip.

•Gas Piston Assembly w/adjustable gas settings  

•Mil-Spec forged 7075-T6 lower receiver w/Type III Class II hard-coat anodized finish, beveled Magwell for improved reloading speed, machined chevrons in front strap, & bullet pictogram safety markings  

•Mil-Spec forged 7075-T6 M-4 upper receiver w/Type III Class II hard-coat anodized finish, M4 feed ramps, 1913 Picatinny rail flat top w/dry lube internal finish & laser engraved T-markings  

•M4 profile stainless steel Match Grade 3-groove polygonal barrel w/ A2 Flash Hider

•Proprietary monolithic, melonite-coated bolt carrier  

•Magnetic Particle Inspected (MPI) bolt assembly  

•Picatinny flat-top gas block (optics-ready design)  

•Features Magpul® MOE® MBUS front & rear sights, 6-position stock, pistol grip

•Hardcore billet V.2 charging handle  

•Oversized trigger guard