CMMG AR-15 Lower Parts Gunbuilder’s Kit

The CMMG AR-15 Lower Parts Gunbuilder’s Kit provides the essential components needed to assemble your AR-15 lower receiver. Designed for builders who prefer to customize their firearm with upgraded parts, this kit excludes commonly upgraded components like the trigger guard, fire control group, and pistol grip. All included parts meet or exceed Mil-Spec standards, ensuring reliability and compatibility with AR-15 platforms.

Key Features:

• Includes Essential Lower Parts: Provides most of the necessary components for building your lower receiver.
• Customizable: Excludes trigger guard, fire control group, and pistol grip—allowing you to upgrade these components to your personal preference.
• Mil-Spec Quality: All parts meet or exceed military specifications for durability and performance.
• Ideal for Builders: Perfect for gun enthusiasts looking to create a personalized lower assembly.

Whether you’re building your first AR-15 or customizing your latest rifle, the CMMG Gunbuilder’s Kit offers the quality and reliability you need to complete your lower group.