Icon Defense launches new 5.56 ambidextrous billet uppers and lowers – CNC-machined from 7075 billet aluminum for strength and tight tolerances. Barrel extensions are thermally fit to the receiver for improved accuracy.
Receivers are finished in black Type III hard coat anodized. All billet flared uppers and billet lower ships with ambidextrous controls and threaded pivot pins. 
Product Specifications
Icon Defense AR-15 Ambidextrous Billet Upper / Lower
Material – 7075-T6 billet aluminum
Finish – Mil-Spec Type III hard coat anodize — Black
Upper Weight (Flared Billet) – 7.8 oz
Lower Weight (Billet) – 8.1 oz 
Included (Upper) – AR-15 door rod
Included (Lower) – Ambi button, threaded pivot pins, springs, ambi bolt-catch rod
Availability
Sold through Killer Innovations Icon Defense shop, Rainier Arms, and JSE Surplus.