Ultradyne USA ATHENA 5.56mm/223 REM Linear Compensator Fits AR-15 w/ 1/2x28 Thread, Black SS

Name: Ultradyne USA ATHENA 5.56mm/223 REM Linear Compensator Fits AR-15 w/ 1/2x28 Thread, Black SS
Brand: Ultradyne
Availability: InStock

Ultradyne · Muzzle Devices

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Ultradyne USA ATHENA 5.56mm/223 REM Linear Compensator Fits AR-15 w/ 1/2x28 Thread, Black SS

Best price

$78.99at Ammunition Depot

In stock checked Nov 13, 2026

Buy at Ammunition Depot

Compare 9 stores

Fits and works with

Caliber: 5.56 / .223 · Shop matching ammo
Muzzle thread: 1/2x28 · Muzzle devices

Specifications

Manufacturer: Ultradyne
Color: Black
Type: Compensator
Caliber: 5.56 mm NATO
Thread pattern: ½ x 28
Material: Steel

Where to buy

Store	Price	Availability	Buy
Ammunition Depot Best price	$78.99checked Nov 13, 2026	In stock	Buy at Ammunition Depot
GunMag Warehouse	$79.99checked Nov 13, 2026	In stock	Buy at GunMag Warehouse
MidwayUSA	$92.99checked Nov 13, 2026	In stock	Buy at MidwayUSA
Battlehawk Armory	$64.72Salechecked Nov 13, 2026	Check store	Buy at Battlehawk Armory
GrabAGun	$68.99Salechecked Nov 12, 2026	Check store	Buy at GrabAGun
Classic Firearms	$74.98checked Nov 12, 2026	Check store	Buy at Classic Firearms
Palmetto State Armory	$76.99checked Nov 13, 2026	Check store	Buy at Palmetto State Armory
Brownells 17.76% off · ends Nov 15 · exclusions apply	$77.48checked Nov 13, 2026	Out of stock	Buy at Brownells
OpticsPlanet	$89.49Salechecked Nov 12, 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

Show

Lowest in-stock price in the last 30 days: $68.99 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	$78.99	$68.99	$89.99
Battlehawk Armory	$64.72	$60.90	$64.72
Brownells	$77.48	$77.48	$77.48
Classic Firearms	$74.98	$74.98	$74.98
GrabAGun	$68.99	$68.99	$68.99
GunMag Warehouse	$79.99	$79.99	$79.99
MidwayUSA	$92.99	$89.99	$92.99
OpticsPlanet	$89.49	$82.49	$89.49
Palmetto State Armory	$76.99	$73.99	$76.99

Since Sep 28, 2026.

About this part

The Ultradyne USA ATHENA 5.56mm/223 REM Linear Compensator Fits AR-15 w/ 1/2x28 Thread, Black SS is a compensator from Ultradyne. It's sold by 9 stores (3 in stock), from $64.72 to $92.99. The lowest in-stock price in the last 30 days was $68.99 at Ammunition Depot.