AR-308 Mil-Spec Carbine Buffer Assembly

Name: AR-308 Mil-Spec Carbine Buffer Assembly
Brand: Luth-AR
Availability: InStock

Luth-AR · Buffer Tubes & Springs

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Best price

$89.01at Kentucky Gun Co

In stock checked Nov 14, 2026

Buy at Kentucky Gun Co

Compare 7 stores

Fits and works with

Buffer system: Carbine · Buffers and springs

Specifications

Manufacturer: Luth-AR

Compatibility

Buffer weight class: Carbine
Platform: AR-10

Dimensions and weight

Weight: 10.72 oz

Materials and features

Color: Black
Type: Buffer

Where to buy

Store	Price	Availability	Buy
Kentucky Gun Co Best price	$89.01checked Nov 14, 2026	In stock	Buy at Kentucky Gun Co
Ammunition Depot	$102.45checked Nov 14, 2026	In stock	Buy at Ammunition Depot
Battlehawk Armory	$81.49checked Nov 14, 2026	Check store	Buy at Battlehawk Armory
GrabAGun	$90.39checked Nov 14, 2026	Check store	Buy at GrabAGun
Palmetto State Armory	$102.99checked Nov 14, 2026	Check store	Buy at Palmetto State Armory
Brownells 17.76% off · ends Nov 15 · exclusions apply	$102.45checked Nov 14, 2026	Out of stock	Buy at Brownells
OpticsPlanet	$102.45Salechecked Nov 14, 2026	Out of stock	Buy at OpticsPlanet

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: $66.59 at OpticsPlanet. Dashed line = out of stock. Tracking since Sep 28, 2026.

Show the prices as a table

Store	Latest	Lowest	Highest
Ammunition Depot	$102.45	$102.45	$102.45
Battlehawk Armory	$81.49	$78.98	$81.49
Brownells	$102.45	$102.45	$102.45
GrabAGun	$90.39	$90.39	$90.39
Kentucky Gun Co	$89.01	$75.15	$89.01
OpticsPlanet	$102.45	$66.59	$102.45
Palmetto State Armory	$102.99	$102.99	$102.99

Since Sep 28, 2026.

About this part

The AR-308 Mil-Spec Carbine Buffer Assembly is an AR-10 buffer part from Luth-AR. It's sold by 7 stores (2 in stock), from $81.49 to $102.99. The lowest in-stock price in the last 30 days was $66.59 at OpticsPlanet.