Elevate your AR-15 build with the CMMG MkG AR1-5 Stripped Lower Receiver in Armor Black, the foundation for a reliable .45 ACP platform designed for enthusiasts seeking seamless Glock magazine compatibility. Crafted by CMMG, a leader in innovative AR components, this stripped lower delivers precision engineering and enhanced ergonomics, allowing you to customize a firearm that performs flawlessly in tactical scenarios or range sessions. Key Features Integrated Trigger Guard: Provides uninterrupted hand placement for comfortable handling during extended use, reducing snags and improving control. Oversized Magazine Release: Enables swift, intuitive mag changes even with gloved hands, boosting operational efficiency in high-pressure situations. Flared Magwell: Facilitates faster reloads by guiding magazines into place effortlessly, minimizing fumbles and enhancing your shooting rhythm. Last Round Bolt Hold-Open Functionality: Automatically locks the bolt back after the final round, allowing quick visual confirmation of empty status and speedy reloads. Glock Magazine Compatibility: Accepts standard Glock and SGM .45 ACP magazines, offering access to abundant, affordable ammo options without proprietary restrictions. Specifications Material: Forged 7075-T6 aluminum with hard-coat anodized Armor Black finish for superior durability and corrosion resistance. Platform: AR-15 compatible, specifically optimized for CMMG's MkG .45 ACP system. Weight: 12.8 oz - lightweight yet robust for balanced builds. Dimensions: Length: 8.3 inches; Width: 1.55 inches; Height: 5.3 inches. Finish: Armor Black cerakote for a sleek, tactical aesthetic that withstands harsh environments. Why Choose This Product For builders tired of standard lowers that lack .45 ACP versatility, the CMMG MkG AR1-5 addresses key pain points with its dedicated design. It eliminates compatibility headaches by integrating bolt hold-open and magwell enhancements directly, saving time on modifications and ensuring reliable function. Whether you're assembling a compact pistol or full rifle, this lower provides a mil-spec foundation that supports custom upgrades while maintaining CMMG's reputation for quality. Experience reduced recoil benefits from .45 ACP in an AR platform, all built on a component that prioritizes both performance and user-friendly features. Ready to start your next project? Secure the CMMG MkG AR1-5 Stripped Lower Receiver today and unlock endless customization possibilities for your tactical arsenal.