Description Stag Arms STAG-15 complete lower receiver chambered for 5.56 NATO. Complete AR-15 lower receiver with pinned polymer stock, A2 style textured pistol grip, standard AR-15 90 degree throw safety selector, bolt catch, and trigger. Must ship to FFL holder. Condition: Very good/Excellent with light handling wear. Stock is pinned. Serial: Y415492 Manufacturer: STAG ARMS LLC Caliber: 5.56x45mm NATO Model: STAG-15 Book# 10-022