Primary Weapons Systems MK1 Mod 2-M Multi-Caliber Stripped Lower Receiver

Primary Weapons Systems MK1 Mod 2-M, Stripped Lower Receiver, Semi-automatic, 556NATO, Hard Coat Anodized, Black, All Proprietary Ambi Parts Included MK1-M2-LWR The Primary Weapons Systems MK1 Mod 2-M Stripped Lower Receiver is designed for versatility and durability in high-performance firearm builds. Crafted from T6 7075 forged aluminum with a hard coat black anodized finish, it offers exceptional strength and corrosion resistance, meeting MIL-A-8625F Type III Class 2 standards. This lower receiver is compatible with AR-15 style rifles and features a multi-caliber design, making it suitable for various calibers and applications. The ambidextrous handling allows for comfortable use by both right- and left-handed shooters, enhancing versatility across different shooting styles. Included proprietary parts such as the left side magazine release, bolt catch spring, and tension screw ensure reliable operation and ease of assembly, streamlining your firearm customization process. Designed with a semi-automatic action, this receiver forms a solid foundation for building a high-volume, low-maintenance firearm suitable for tactical, recreational, or hunting purposes. Its lightweight profile and robust construction make it an excellent choice for shooters seeking performance and durability in a stripped lower receiver. Features: * Material: T6 7075 forged aluminum with hard coat black anodized finish for durability and corrosion resistance * Compatibility: AR-15 platform with multi-caliber capabilities for versatile firearm configurations * Ambidextrous Design: Suitable for both right- and left-handed shooters for enhanced usability * Included Proprietary Parts: Left side magazine release, bolt catch spring, tension screw, and other components for seamless assembly * Action: Semi-automatic for reliable operation in various shooting environments