For those looking to build a faithful semi-automatic clone of the M4A1 Rifle currently in use by Marine Force Recon, Army Rangers, and Navy SEALSa |look no further. The Aero Precision M4A1 Complete Lower features authentic markings and comes completely assembled, so it's ready to go. Clone of the M4A1 lower receiver used by almost all US Special Operations units Multi-caliber Forged, machined 7075-T6 aluminum Type III hardcoat-anodized finish Highly flared magazine well Compatible with all mil-spec AR-15 components 6-position adjustable stock Markings include: Property of U.S.A., MOD M4 CARBINE, CAL. 5.56MM Safe/Semi/Auto safety selector markingsIncludes the following installed components: Standard collapsible stock Standard A2 grip Lower parts kit Receiver extension Carbine buffer kit Order today!
