Experience shooting versatility with the Primary Weapon Systems MK1 MOD 2-M Multi-Caliber Lower Receiver. Crafted from robust 7075-T651 Forged Aluminum and finished with Mil 8625 Type lll Class 2 hard coat anodize, this lower empowers shooters to customize their rifle with ease. Ambidextrous controls ensure intuitive operation for both left and right-handed shooters. Elevate your shooting capabilities with the MK1 MOD 2-M series, where cutting-edge design meets enduring quality.