CMMG ZEROED Gunbuilder's Lower Parts Kit AR-15

Name: CMMG ZEROED Gunbuilder's Lower Parts Kit AR-15
Brand: CMMG
Availability: InStock

CMMG · Lower Parts

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Best price

$86.79at OpticsPlanet

In stock Sale checked Oct 13, 2026

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Where to buy

Store	Price	Availability	Buy	Add to build
OpticsPlanet Best price	$86.79Salechecked Oct 13, 2026	In stock	Buy at OpticsPlanet
CMMG	$89.95checked Oct 13, 2026	Check store	Buy at CMMG

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

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Lowest in-stock price in the last 30 days: $86.79 at OpticsPlanet. Dashed line = out of stock. Tracking since Oct 12, 2026.

Show the prices as a table

Store	Latest	Lowest	Highest
CMMG	$89.95	$89.95	$89.95
OpticsPlanet	$86.79	$86.79	$86.79

Since Oct 12, 2026.

About this part

The CMMG ZEROED Gunbuilder's Lower Parts Kit AR-15 is an AR-15 lower part from CMMG. It's sold by 2 stores (1 in stock), from $86.79 to $89.95. The lowest in-stock price in the last 30 days was $86.79 at OpticsPlanet.

Specifications

Manufacturer: CMMG
Type: Kit
Platform: AR-15

From the manufacturer

CMMG ZEROED Gunbuilder's Lower Parts Kit AR-15. 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. Specifications for CMMG AR-15 ZEROED Gunbuilder's Lower Parts Kit: Manufacturer: CMMG Gun Make: AR Platform Gun Model: AR-15 Condition: New Package Contents: CMMG AR-15 ZEROED Gunbuilder's Lower Parts Kit 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 CMMG 55CA6BA: ZEROED Gunbuilder's Lower Parts Kit AR-15