Used

nables you to convert your standard AR-15 lower receiver into a 9mm-compatible platform, eliminating the need for a dedicated pistol-caliber lower. Designed for easy installation, it fits seamlessly into Mil-Spec lowers and functions similarly to a standard rifle magazine.

Key Features:

• Simple installation and quick swap-out capability.
• Compatible with popular Glock 9mm magazines.
• Specifically engineered for Mil-Spec lower receivers.
• Note: Does not include last round bolt hold-open functionality.
• Note: 9mm upper receiver required for proper functionality.