AR-15 Buffer Retainer

Name: AR-15 Buffer Retainer
Brand: CMMG
Availability: InStock

CMMG · Buffer Tubes & Springs

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Best price

$1.99at GunMag Warehouse

In stock Lowest in 30 dayschecked Nov 14, 2026

Buy at GunMag Warehouse

Compare 9 stores

Specifications

Manufacturer: CMMG

Compatibility

Platform: AR-15

Materials and features

Type: Buffer

Where to buy

Store	Price	Availability	Buy
GunMag Warehouse Best price	$1.99checked Nov 14, 2026	In stock	Buy at GunMag Warehouse
Brownells 17.76% off · ends Nov 15 · exclusions apply	$2.35checked Nov 14, 2026	In stock	Buy at Brownells
MidwayUSA	$3.99checked Nov 14, 2026	In stock	Buy at MidwayUSA
Ammunition Depot	$7.49checked Nov 13, 2026	In stock	Buy at Ammunition Depot
CMMG	$1.99checked Nov 14, 2026	Check store	Buy at CMMG
Palmetto State Armory	$2.29checked Nov 11, 2026	Check store	Buy at Palmetto State Armory
GrabAGun	$3.09checked Nov 14, 2026	Check store	Buy at GrabAGun
OpticsPlanet	$2.49Salechecked Nov 14, 2026	Out of stock	Buy at OpticsPlanet
Kentucky Gun Co	$2.99checked Nov 14, 2026	Out of stock	Buy at Kentucky Gun Co

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

Show

Lowest in-stock price in the last 30 days: $1.99 at GunMag Warehouse. Dashed line = out of stock. Tracking since Sep 27, 2026.

Show the prices as a table

Store	Latest	Lowest	Highest
Ammunition Depot	$7.49	$7.49	$7.49
Brownells	$2.35	$2.35	$2.35
CMMG	$1.99	$1.99	$1.99
GrabAGun	$3.09	$3.09	$3.09
GunMag Warehouse	$1.99	$1.99	$1.99
Kentucky Gun Co	$2.99	$2.05	$2.99
MidwayUSA	$3.99	$2.45	$3.99
OpticsPlanet	$2.49	$2.39	$2.49
Palmetto State Armory	$2.29	$2.19	$2.29

Since Sep 27, 2026.

About this part

The AR-15 Buffer Retainer is an AR-15 buffer part from CMMG. It's sold by 9 stores (4 in stock), from $1.99 to $7.49. The lowest in-stock price in the last 30 days was $1.99 at GunMag Warehouse.