Ar-15 Billet Lower Receiver

New from SilencerCo, the SCO(TM)15. An AR-15 Billet Receiver made from 7075 aluminum with a Type 3 Hard Coat Anodized finish. The SCO(TM)15 features: Integral ambidextrous anti-rotation QD Sling Cups at the rear of the receiver Proprietary ambidextrous bolt catch Enlarged integral triggerguard Flared magazine well Designed for use with standard mil-spec lower parts kits and buffer assemblies 45 to 90 degree fire selector window for short throw fire selectors Rear tension bolt hole