Lower Receiver: Forged 7075-T6 Aluminum Hard Coat Type III Anodized Black Specialized Tension Screw - Eliminates Upper/Lower Play FRANKLIN ARMORYA(R) AR-ESSENTIALS(TM) Trigger A2 Pistol Grip Magazine: Manufactured from Stainless Steel Marlube Finished 30 Round 5.56 NATO Capacity Anti-Tilt Follower Brace: SBM4 Additional Features: Comprehensive Safety Manual California Certified Cable Lock Not for civilian sales in: CA, CT, DC, DE, FL, HI, IA, IL, MA, MD, MN, NJ, NY, RI, and WA