Lower Receiver: AR-15 Lower Receiver, Marked: Multi Cal. Lower Parts Kit: Fits all Mil-Spec stripped AR-15 lower receivers. Pistol Buffer Tube Kit: This pistol buffer tube is precision machined on the latest CNC machinery from a 7075 T6 billet aircraft aluminum blank and finished with rugged matte black Type III anodizing.
Kies Firearms is proud to introduce to the AR-15 market, the "KR" series of Billet, Mil-Spec lower receivers. These BILLET lowers are marked as either Multi Caliber (KR-15), 22 Long Rifle (KR-22), or Pistol (KR-15P). Each BILLET lower is completely compatible with standard AR accessories, including complete uppers, stocks, and custom trigger groups. All Kies billet lowers start life as a solid block of 7075 aluminum. ***Use Coupon Code "KIES40" For 40% Off 22LR Marked Lowers While Supplies Last***