CMMG

All the parts you need to get started on your next AR15 build in convenient color-coded packets to simplify assembly. Check out our interactive install walkthrough video below or read our LPK Install resource article for an in-depth breakdown. Combine this kit with a Buttstock or Brace kit to complete your lower group.

Kit Includes:

• Bolt catch/roll pin
• Bolt catch plunger/spring
• Trigger guard/roll pin
• Trigger
• Trigger spring
• Disconnector
• Disconnector spring
• Hammer
• Hammer spring
• Trigger/hammer retaining pins
• Safety, detent, & spring
• Magazine catch, spring, & release button
• Pivot/takedown pins, detents, & springs
• A2-style pistol grip/grip screw & washer
• Buffer retainer/spring

By ordering United Survival First Aid Kits (Medical Kits) or other products, you warrant that you have received the proper training and required authorization, if applicable, to use said medical products. United Survival assumes no liability for the misuse of any product or kit. You must know and understand your local/ state laws.

United Survival reserves the right to replace/switch any product with one of equal quality or value at any time at our discretion.

Descriptions on this website (unitedsurvivalstore.com) or any affiliate website are intended only to describe the products, and should not be construed as medical advice. Consult your healthcare provider for any and all medical advice.

WARNING: Cancer and Reproductive Harm

http://www.P65Warnings.ca.gov

We do not ship firearm parts to the following states. If you place an order for firearm parts to be shipped to these states, your order will be canceled and you will be charged a 15% restocking fee. We apologize for the inconvenience of these states' communism. 

• Colorado
• Delaware
• Massachusetts
• Washington D.C
• Hawaii
• Puerto Rico
• Alaska
• Connecticut 
• Illinois 
• Maryland
• New Jersey 
• New York
• Washington