// CMMG

CMMG AR-15 Zeroed Lower Parts Kit Gunbuilder's Kit

// IDENTIFICATION DATA
AVAILABILITY // WAREHOUSE 3 // ON-HAND 0
// PRICING DATA SECURE ORDERING

*Pricing and availability subject to change without notice.

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// SHIPPING INTEL
Available For Purchase!
//Estimated Delivery Timelines
RTA Standard Velocity
5-10 Business Days
RTA High Velocity
3-6 Business Days
Includes: RTA Shielded Shipping
// PRODUCT INTEL

Customization is endless with the AR15 platform which is why the CMMG ZEROED Mk4/AR15 Gunbuilder’s Kit includes all of the essential parts except the most commonly upgraded ones: Trigger Guard Fire Control Group and Pistol Grip. Check out our interactive install walkthrough video below or read the CMMG Resources LPK Install article for an in-depth breakdown. All parts meet or exceed mil-spec. All installation hardware included.

Kit Includes:

  • Bolt Catch Plunger Spring & Roll Pin
  • Trigger/Hammer Retaining Pins
  • ZEROED 60°/90° Adjustable Ambi Safety Detent & Spring
  • ZEROED Ambi Magazine Catch & Spring
  • ZEROED Magazine Release Button
  • HD Pivot/Takedown Pins Detents & Springs
  • Buffer Retainer & Spring
// SPECIFICATIONS
Manufacturer Part Number55CA6BA
Shipping Weight0.12