Binary Firing System waiver and release Lower Receiver: Forged 7075-T6 Aluminum Hard Coat Type III Anodized Black Specialized Tension Screw – Eliminates Upper/Lower Play FRANKLIN ARMORY® Binary Firing System™ Trigger A2 Pistol Grip   Magazine: Manufactured from Stainless Steel Marlube Finished 30 Round 5.56 NATO Capacity 10/20 or 10/30 Magazine for Restricted States Anti-Tilt Follower   Stock: M4 Design Reinforced Six Position Collapsible Multiple Rear Sling Mounts Angled Heel for Easier Transition Aluminum Carbine Length Receiver Extension   Additional Features: Comprehensive Safety Manual California Certified Cable Lock     Warning: Not for civilian sales in CA, CT, DC, DE, FL, HI, IA, IL, MA, MD, MN, NJ, NY, RI, and WA