AR-15 Enhanced Buffer Steel Body Carbine H4 Black

Name: AR-15 Enhanced Buffer Steel Body Carbine H4 Black
Brand: Primary Weapons Systems
Availability: InStock

Primary Weapons Systems · Buffer Tubes & Springs

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Best price

$179.95at Ammunition Depot

In stock checked Oct 1, 2026

Buy at Ammunition Depot

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Where to buy

Store	Price	Availability	Buy	Add to build
Ammunition Depot Best price	$179.95checked Oct 1, 2026	In stock	Buy at Ammunition Depot
Brownells	$84.96checked Oct 1, 2026	Out of stock	Buy at Brownells

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: $179.95 at Ammunition Depot. Dashed line = out of stock. Tracking since Sep 28, 2026.

Show the prices as a table

Store	Latest	Lowest	Highest
Ammunition Depot	$179.95	$179.95	$179.95
Brownells	$84.96	$84.96	$84.96

Since Sep 28, 2026.

About this part

The AR-15 Enhanced Buffer Steel Body Carbine H4 Black is an AR-15 buffer part from Primary Weapons Systems. It's sold by 2 stores (1 in stock), from $84.96 to $179.95. The lowest in-stock price in the last 30 days was $179.95 at Ammunition Depot.

Fits and works with

Buffer system: Carbine · Buffers and springs

Specifications

Manufacturer: Primary Weapons Systems
Type: Buffer
Platform: AR-15
Material: Steel

From the manufacturer

The Primary Weapons Systems MOD 2 4140 Steel Body Buffers have a unique fluted design with minimum contact points, allowing debris to clear easily, while the FNC LIFE HD treatment chemically bonds in lubrication for smoother cycling. These Enhanced buffers are available in H2, H3, and H4 weights. H2 weighs 4.4oz H3 weighs 5.1oz H4 weighs 6.8oz The H4 buffer is the heaviest buffer offered by PWS, and is intended for suppressed use. Mfg: Primary Weapons