Spike's Tactical ST-15 LE Multi. Cal. AR Lower Receiver Group

The Spike's Tactical ST-15 LE Multi. Cal. AR Lower Receiver Group is the standard lower that all ST-15 LE Rifles are assembled with. The selector markings are bullet pictograms. Bullet Pictogram Selector Markings Low Shelf, RDIAS Compatible ST Standard LPK 6-Position Buffer Tube, Castle Nut, Staked Latch Plate 17-7 Stainless Buffer Spring ST-T2 Buffer M4 Stock Included Standard Pistol Grip