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Dead Air KeyMo Muzzle Brake 1/2-28 .30 CAL

Dead Air · Muzzle Devices

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Dead Air KeyMo Muzzle Brake 1/2-28 .30 CAL

Best price

$89.00at AR15Discounts

checked Nov 14, 2026

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Fits and works with

Caliber
.308 / 7.62x51 · Shop matching ammo
Muzzle thread
1/2x28 · Muzzle devices

Specifications

Manufacturer
Dead Air

Where to buy

StorePriceAvailabilityBuyAdd to build
AR15Discounts Best price 5% off $89.00checked Nov 14, 2026 Check store Buy at AR15Discounts
Dirty Bird $89.00checked Nov 14, 2026 Check store Buy at Dirty Bird

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

Dashed line = out of stock. Tracking since Nov 12, 2026.

Show the prices as a table
StoreLatestLowestHighest
AR15Discounts$89.00$89.00$89.00
Dirty Bird$89.00$89.00$89.00

Since Nov 12, 2026.

About this part

The Dead Air KeyMo Muzzle Brake 1/2-28 .30 CAL is a .308 / 7.62x51 muzzle device from Dead Air. It's sold by 2 stores, all at $89.00.

From the manufacturer

Upgrade your rifle's performance with the Dead Air KeyMo Muzzle Brake 1/2-28 .30 CAL, a versatile muzzle device engineered for serious shooters who demand both recoil control and seamless suppressor compatibility. This precision-machined brake serves as a high-performance standalone muzzle device while providing a rock-solid mounting interface for Dead Air's KeyMo system, allowing quick attachment of compatible suppressors when you're ready to go quiet. Key Features Durable Construction: Built from 4140 heat-treated alloy steel with a black nitride finish for exceptional strength, corrosion resistance, and long-term reliability in demanding conditions. Effective Recoil Management: The multi-port design reduces felt recoil and muzzle rise, delivering a flatter shooting experience with minimal concussion compared to traditional brakes. KeyMo Quick-Attach Interface: Features a sealed taper design positioned forward of the locking channels for consistent lockup, repeatable zero, and easy suppressor removal without carbon lockup. Standard Threading: 1/2-28 threads with a .30 caliber bore, compatible with a wide range of .223/5.56, .300 BLK, and other .30 cal rifles. Installation Ready: Includes a shim kit and timing instructions; pre-drilled hole at the 6 o'clock position supports pin-and-weld applications. Specifications Thread Pattern: 1/2-28 Bore Diameter: .30 Caliber Material: 4140 Heat-Treated Alloy Steel Finish: Black Nitride Overall Length: 2.82 inches Weight: 4.42 oz Patent: 11441867 Why Choose the Dead Air KeyMo Muzzle Brake? Whether running unsuppressed for training or duty use or planning to add a suppressor later, this brake solves common pain points like excessive recoil, slow suppressor mounting, and difficult removal. It enhances control for faster follow-up shots while serving as the foundation for your KeyMo-equipped Sandman series or adapter-fitted suppressors. The robust build ensures it withstands high round counts and harsh environments without compromising performance. Invest in a muzzle device that grows with your setup. The Dead Air KeyMo Muzzle Brake 1/2-28 .30 CAL delivers proven reliability and versatility for tactical, competitive, and recreational shooters alike.

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