A complete AR-15 lower parts kit from CMMG with everything needed to populate a stripped mil-spec lower receiver, including the fire-control group and a pistol grip.

Features:

• Trigger, hammer, disconnector, and trigger/hammer springs
• Trigger guard
• Safety selector
• Bolt catch with spring and plunger
• Magazine catch, spring, and button
• Pivot and takedown pins with detents and springs
• Buffer retainer and spring
• Pistol grip included
• All parts meet or exceed mil-spec

Fits mil-spec AR-15 stripped lower receivers chambered in .223/5.56. Mil-spec components only.