PWS MK1 MOD 2-M Multi-Caliber Stripped Lower Receiver – AR-15 Compatible

The PWS MK1 MOD 2-M Stripped Lower Receiver brings Primary Weapons Systems’ legendary engineering precision to your next custom AR-15 build. Machined from T6 7075 forged aluminum and finished with a hard coat black anodize per MIL-A-8625F Type III Class 2, this lower is built to military-grade standards for exceptional durability and long-term reliability.

Designed as a multi-caliber platform, the MK1 MOD 2-M offers outstanding versatility for hunters, competitive shooters, and enthusiasts looking to build or upgrade their rifle. The lower ships with all necessary PWS proprietary components installed or included: left side magazine release, bolt catch spring, bolt catch screws, tension screw, bolt release lever, and bolt release through pin — giving you a complete foundation ready for your chosen lower parts kit and stock assembly.

Primary Weapons Systems has built its reputation on innovative long-stroke piston systems and precision-crafted components designed to perform in high-round-count and adverse conditions. The MK1 MOD 2-M lower reflects that same commitment to quality and function.

Whether you’re planning a new custom build or upgrading an existing platform, the PWS MK1 MOD 2-M Stripped Lower is a premium starting point you can trust. Order online at Deep Roots Rifle Co for fast shipping nationwide, or stop by our Eustis, Florida gun store where our knowledgeable staff can help you find everything you need to complete your build.