The CMMG AR-15 Lower Receiver Parts Kit includes all the parts you need to get started on your next AR-15 build. Combine this kit with a buttstock kit to complete your lower group. All parts meet or exceed Mil-Spec standard.

Kit Includes

• Bolt Catch
• Bolt Catch Plunger
• Bolt Catch Spring
• Hammer Roll Pin
• Trigger Guard
• Trigger Guard Roll Pin
• Trigger
• Trigger Spring
• Trigger Pin
• Disconnector
• Disconnector Spring
• Hammer
• Hammer Spring
• Hammer Pin
• Safety Selector
• Mag Catch
• Mag Catch Spring
• Mag Release Button
• Detent
• Detent Spring
• Pivot Pin
• Safety Detent
• Safety Detent Spring
• Pistol Grip
• Pistol Grip Screw
• Buffer Retainer
• Buffer Retainer Spring
• Takedown Pin
• Detent
• Detent Spring