CORE15™ M4 PISTON RIFLE w/FREE-FLOATING 4-RAIL HANDGUARD•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/1:8 twist •Proprietary monolithic melonite-coated bolt carrier •Magnetic Particle Inspected (MPI) bolt assembly •A-2 Flash Hider •Picatinny flat-top gas block (optics-ready design) •Free-floating 4-rail handguard •Features Magpul® MOE® MBUS front & rear sights 6-position stock pistol grip & PMAG® •Hardcore billet V.2 charging handle •Oversized trigger guard •Owner’s manual •Wt.: 6.2 lbs. (unloaded) •Lifetime Warranty Cal. Cap. Brl. 5.56 NATO/.223 30 16"
