Brand: Griffin Armament
Model: MK2 Ambi AR-9 Complete Lower
Platform: AR-PCC
Caliber: 9mm
Receiver Material: 7075-T6 Aluminum
Receiver Finish: Type III Hardcoat Anodized
Furniture Color: Black
Safety: Ambidextrous
Stock Material: Polymer
Stock Description: SBA-3 Pistol Brace
Grip Material: Polymer
Grip Description: Griffin A3 Hand Grip

Features

The MK2 9mm Ambi Complete Pistol Lower from Griffin Armament is a fully assembled, premium foundation for AR-9 pistol builds, engineered for reliability, durability, and ambidextrous control. Precision machined from high-grade 7075-T6 aluminum, this 9mm lower receiver is built to exact tolerances for proper fitment with mil-spec components. The Type III hardcoat anodized finish enhances resistance to wear, scratches, and chemical exposure, ensuring long-term performance in demanding conditions.

Designed as a dedicated AR-9 lower, this platform includes Griffin’s proprietary ambidextrous magazine release and bolt catch and release controls for intuitive operation from either side. The complete lower is equipped with a Maritime Receiver Extension, buffer spring, and tuned 9mm buffer system that delivers smooth recoil and reliable cycling in both suppressed and unsuppressed configurations, including last round bolt hold open functionality. Additional features include dimpled takedown pins and a Contour Connect QD end plate with integrated sling socket for secure sling attachment. With configurable options for trigger, grip, and pistol brace, this ambidextrous 9mm AR pistol lower offers a versatile and high-performance base for custom PCC builds.

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If you live in California, please read this notice before ordering.

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It is the customer’s responsibility for understanding state laws regarding all purchases made. For a comprehensive list of all Shipping Restrictions, please refer to our Shipping Restrictions By State Page found Here.

All NFA Rules Apply

These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.

Magazines will be removed from firearms when shipping to states with magazine capacity restrictions.

Must be 21 or older to purchase.

WARNING: Handling firearms or firearms parts can expose you to lead and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. Wash hands thoroughly after handling. For more information go to www.p65warnings.ca.gov (CA Health and Safety Code Section 25249.6).