Home / Gun Care & Accessories / CMMG
▼ 26% off
CMMG Zeroed Ambi Enhanced AR-15 Lower Receiver Parts Kit
A2-style pistol grip/grip screw & washer
Ambi-Safety, detent, & spring
Bolt catch plunger/spring
Bolt catch/roll pin
Buffer retainer/spring
Disconnector, Disconnector spring
Hammer, Hammer spring
Magazine catch, spring, & release button

Specifications

Brand
Series
Lower Parts Kit
MPN
55CA642
UPC
810097502307
MSRP
$124.95
Fits
AR-15 lower receiver (mil-spec)
Hand
Ambidextrous
Color
Black
Platform
AR-15

Description

The CMMG Zeroed Ambi Enhanced Lower Parts Kit is a set of replacement and build components for an AR-15 lower receiver. It is intended for assembling a complete lower using a stripped lower receiver of the builder's choice. A stock assembly is not included.

The kit includes an extended bolt catch, an ambidextrous 60/90-degree adjustable safety, an ambidextrous magazine catch, an extended magazine release button, a trigger group, a hammer, disconnector, pivot and takedown pins, a pistol grip with grip screw and washer, and a buffer retainer with spring. Components are sorted into color-coded packets, and all installation hardware is included. The parts are described as meeting or exceeding mil-spec.

Fit is for mil-spec AR-15 lower receivers. A buttstock or brace kit must be purchased separately to complete a rifle or pistol lower.

  • Platform: AR-15
  • Fits: AR-15 lower receiver (mil-spec)
  • Hand: Ambidextrous
  • Color: Black
  • Included: Ambi safety, ambi magazine catch, extended magazine release, extended bolt catch, trigger group, pistol grip
  • Stock assembly: Not included
  • Hardware: All installation hardware included
Stay Connected

Join our newsletter for the latest updates and exclusive deals.

ARMSAGORA

Compare prices on firearms, ammunition, and accessories from hundreds of trusted retailers. Find the best deals, track prices, and build your own loadouts.

© 2026 ARMSAGORA. All rights reserved.
Not an FFL licensed dealer. ARMSAGORA is a product comparison tool.