Limited run of ZEV Large Frame Billet Lowers in Grey! The ZEV Large Frame Billet Lower Receiver was designed to complement the enhanced features of the ZEV wedge lock rifle product line while retaining compatibility with SR25/DPMS pattern accessories to give you the most options for completing your build. All receivers are precision-machined from solid billet aluminum and are held to extremely tight tolerances and high quality standards to ensure consistent fit and function. With its ambidextrous features, light weight, and superior finish, the ZEV Large Frame Billet Lower Receiver is the perfect foundation for any rifle build. Technical Specs Machined from American Made 7075-T651 billet aluminum Grey Cerakote Integrated and enlarged trigger guard Generous flare cut to the magazine well for quick magazine changes Ambidextrous bolt release Threaded bolt catch for ease of assembly and disassembly compared to traditional roll pins All proprietary components included Shipping Information NOTE: Item cannot be shipped to Washington, Illinois