Receiver Extension Kit Pistol

Combine this kit with your choice of lower parts kit to complete your pistol lower group

Features:

• CMMG AR-15 Pistol Receiver Extension Kit 
• Specific for AR-15 pistols builds
• Specific for .300 AAC Blackout or 5.56mm NATO pistol builds
• Includes the CMMG pistol receiver extension
• Ambidextrous sling and endplate
• Carbine buffer and Spring
• Black