Lower Parts Kit, AR15 w/Ambi Selector

All the parts you need to get started on your next AR15 build in convenient color-coded packets to simplify assembly. Includes a CMMG Ambi Safety Selector. 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
• Ambi-Safety, detent, & spring
• Magazine catch, spring, & release button
• Pivot/takedown pins, detents, & springs
• A2-style pistol grip/grip screw & washer
• Buffer retainer/spring