AAC BLACKOUT 5.56MM 90T Tapered Muzzle Brake (SR-5) Fast-Attach

AAC BLACKOUT 5.56MM 90T Tapered Muzzle Brake (SR-5) Fast-Attach

Name: AAC BLACKOUT 5.56MM 90T Tapered Muzzle Brake (SR-5) Fast-Attach
Brand: Advanced Armament Corp
Availability: InStock

Advanced Armament Corp · Muzzle Devices

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Best price

$97.99at MidwayUSA

In stock checked Oct 26, 2026

Buy at MidwayUSA

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Where to buy

Store	Price	Availability	Buy	Add to build
MidwayUSA Best price	$97.99checked Oct 26, 2026	In stock	Buy at MidwayUSA
Rainier Arms	Check priceprice on the store's site	Check store	Buy at Rainier Arms

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Price history

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Lowest in-stock price in the last 30 days: $97.99 at MidwayUSA. Dashed line = out of stock. Tracking since Sep 29, 2026.

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Store	Latest	Lowest	Highest
MidwayUSA	$97.99	$97.99	$97.99

Since Sep 29, 2026.

About this part

The AAC BLACKOUT 5.56MM 90T Tapered Muzzle Brake (SR-5) Fast-Attach is a 5.56 / .223 muzzle device from Advanced Armament Corp. One store lists it, MidwayUSA at $97.99. The lowest in-stock price in the last 30 days was $97.99 at MidwayUSA.

Fits and works with

Caliber: 5.56 / .223 · Shop matching ammo

Specifications

Manufacturer: Advanced Armament Corp
Color: Black
Caliber: 5.56 mm NATO

From the manufacturer

Reduce Recoil and Stay On Target. Highly-efficient muzzle brake design and compatible with AAC sound suppressors. Constructed with aerospace-grade heat-treated 17-4 stainless steel and Nitride coated for high surface hardness and durability.

Weight-4.0 oz
Thread pitch-1/2-28
Finish-Nitride
Mount-Ratchet Mount

*NOT FOR USE ON SCAR 17 OR RUGER GUNSITE SCOUT