Muzzle Device

Muzzle devices thread onto the barrel's muzzle and serve various purposes: reducing visible flash, controlling muzzle rise, reducing felt recoil, or serving as a suppressor mount. Your choice depends on your rifle's intended use and whether you'll run a suppressor.

Muzzle Device Types

Flash Hiders: Reduce visible muzzle flash by dispersing hot gases. The A2 "birdcage" is the mil-spec standard and works well. Ideal for defensive rifles and low-light shooting. Minimal effect on recoil.

Compensators: Redirect gases upward to counteract muzzle rise. Excellent for fast follow-up shots. Popular for competition. Increase side blast and noise, can be uncomfortable for shooters to either side.

Muzzle Brakes: Redirect gases rearward at angles to reduce felt recoil. Most effective for recoil reduction. Significantly increase blast and noise for the shooter and bystanders.

Hybrid Devices: Combine features of two or more types. Many "flash hider comps" or "brake hiders" offer a balance of benefits.

Suppressor Mounts: QD mounts (like SilencerCo ASR, Dead Air KeyMo, or SureFire SOCOM) provide quick-attach interfaces for suppressors. Can also serve as standalone brakes or flash hiders.

Thread Pitch

Standard AR-15 barrel threading is 1/2x28 for 5.56/.223. Ensure any muzzle device matches your barrel threading. Other calibers use different thread pitches (e.g., 5/8x24 for .308).

Length Considerations

Muzzle devices count toward overall barrel length when permanently attached (pinned and welded). This is critical for 14.5" barrels that need to reach 16" OAL to avoid NFA restrictions. Ensure the device length gets you to 16"+ when pinned/welded.

Suppressor Compatibility

If planning to run a suppressor:

Choose a mount compatible with your suppressor brand
Consider a mount that functions as a flash hider or brake when the suppressor is removed
Ensure proper alignment and shoulder

Popular suppressor mount systems include SilencerCo ASR, Dead Air KeyMo/Xeno, and SureFire SOCOM.

Material and Finish

Quality devices are made from hardened steel with proper heat treatment. Common finishes include:

Phosphate (Parkerizing): Mil-spec, durable
Black nitride/melonite: Excellent corrosion resistance
Stainless: Durable but can show carbon buildup

Selection Guidelines

Home defense: Flash hider (A2 or similar)
Competition: Compensator for fastest splits
General purpose with suppressor: Compatible QD mount
Maximum recoil reduction: Muzzle brake (accept the noise)

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AR 308 CQB30 Compensator 30 Caliber 5/8-24 Steel Black

Primary Weapons 7.6 oz

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CQB556 Compensator 22 Caliber

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J-TAC47 Compensator 30 Caliber 14-1 LH SS Black

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$Primary Weapons 3CQB12A1 CBQ 223 Rifle .223 4140 Steel 2.57\" L$

Primary Weapons 3CQB12A1 CBQ 223 Rifle .223 4140 Steel 2.57\" L

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$104.33

Primary Weapons 3FRC58C-1F FRC 2-Port Compensator Flat Black

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Primary Weapons AK-47 FSC47 MOD 2 Muzzle Brake 7.62x39 14x1 LH Matte B…

Primary Weapons 2 oz

$84.96 In Stock

PRIMARY WEAPONS - FRC 223 CALIBER COMPENSATOR FOR 13.8" BARREL

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PRIMARY WEAPONS - FRC 223 CALIBER THREE-PORT COMPENSATOR

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$84.96 In Stock

Primary Weapons - FRC 223 Caliber Three-Port Compensator

Primary Weapons 6 oz

$64.99 In Stock

PRIMARY WEAPONS - FRC 223 CALIBER TWO-PORT COMPENSATOR

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$84.94 In Stock

PRIMARY WEAPONS - FRC 223 CALIBER TWO-PORT COMPENSATOR

Primary Weapons 8.5 oz

$84.95 In Stock

PRIMARY WEAPONS - FRC 308 CALIBER THREE-PORT COMPENSATOR

Primary Weapons 6 oz

$89.95 In Stock

PRIMARY WEAPONS - FRC 308 CALIBER TWO-PORT COMPENSATOR

Primary Weapons 8.5 oz

$60.23 In Stock

Primary Weapons FRC 3-Port 223 Compensator Tapered 1/2-28

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$84.96 In Stock

Primary Weapons FRC 3-Port 308 Compensator Tapered

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Primary Weapons FRC-T-2P-1/2X28 FRC 2-Port Compensator Black 1/2"x28 T…

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Primary Weapons FRC Tapered 2-Port 223 Caliber 1/2"-28 Threads Compens…

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Primary Weapons FSC30 308 Muzzle Device 5/8-24 RH Black

Bundle

Primary Weapons 16 oz

$60.06 In Stock

Primary Weapons FSC Mod 2 Muzzle Device .223, 2.33 in, 4140 Steel

Primary Weapons 4 oz

$84.96 In Stock

Primary Weapons JTAC 47 Compensator 4140 Steel M14x1 LH AR-Platform 7.…

Primary Weapons 2.4 oz

$49.26

Primary Weapons PUB Mount Suppressor Hub HUB Compatible Suppressor Mou…

Primary Weapons 4 oz

$61.28 In Stock

Primary Weapons PUB XL Mount Suppressor Hub for HUB-Compatible Suppres…

Primary Weapons 8 oz

$59.08 In Stock

Primary Weapons PWS 5/8x24 Thread Mount Muzzle Device Black

Primary Weapons 2.08 oz

$57.27 In Stock

Primary Weapons PWS FRC 3-Port Flat 223 Compensator 1/2x28

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$84.95 In Stock

Primary Weapons PWS FRC Compensator 5/8x24 Suppressor Ready Black

Primary Weapons 1.6 oz

$84.95

Primary Weapons Systems BDE 5.56

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$849.95 In Stock

Primary Weapons Systems BDE 762Ti 7.62mm

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$999.95 In Stock

Primary Weapons Systems CQB, Comp, 308 Win, Black, 5/8x24 Threads

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$125.95

Primary Weapons Systems FRC 2-Port Flat Compensator 1/2-28

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$89.99 In Stock

Primary Weapons Systems FRC 2-Port Flat Compensator 5/8-24

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$89.99

Primary Weapons Systems FRC 2-Port Tapered Compensator 1/2-28, Black

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$64.99

Primary Weapons Systems FRC Compensator Flat 2 Port .223 Caliber

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$60.23 In Stock

Primary Weapons Systems FRC Compensator Flat 3 Port .223 Caliber

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$84.95 In Stock

Primary Weapons Systems FRC Compensator Flat 3 Port .308 Caliber

Primary Weapons 3.2 oz

$84.95 In Stock

Primary Weapons Systems FRC Triad Flat Compensator 1/2-28, Black

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$89.99 In Stock

Primary Weapons Systems FSC 1/2-28 Compensator, .223 Rem

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$85.99 In Stock

Primary Weapons Systems FSC Compensator Fits AR10 308 Win, Black

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$84.99

Primary Weapons Systems Mod 2 FSC47 Flash Suppressing Compensator M14x…

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$71.99 In Stock

Primary Weapons Systems Piston M13.5x1mm LH, Black

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$57.99 In Stock

Primary Weapons Systems Precision Rifle Compensator 556 NATO/.223 Rem…

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Primary Weapons Systems Precision Rifle Compensator Muzzle Device 3PRC…

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$84.96

Primary Weapons Systems Thread Mount 1/2-28, Black

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$59.99 In Stock

Primary Weapons Systems Thread Mount 5/8-24, Black

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$59.99 In Stock

PWS FRC Compensator 223 Caliber 1/2"-28 Threads Flat 3-Port

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$64.99 In Stock

PWS FRC Compensator 223 Caliber 1/2"-28 Threads Flat 3-Port for 13.8 B…

Primary Weapons 8.5 oz

$64.99 In Stock

PWS FRC Compensator 223 Caliber 1/2"-28 Threads Flat Triad for 13.8 Ba…

Primary Weapons 8.5 oz

$89.95 In Stock

PWS FRC Compensator 308 Caliber 5/8"-24 Threads Flat 3-Port

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$89.95 In Stock

PWS FRC Compensator 308 Caliber 5/8"-24 Threads Tapered 2-Port

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$64.99 In Stock

PWS FSC47 Flash Suppressing Compensator 7.62x39mm 14x1 LH Threads - Bl…

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$68.32 In Stock

PWS Suppressor Thread Mount 1/2"-28

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$69.95 In Stock

PWS Suppressor Thread Mount 1/2-36

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$69.95 In Stock

PWS Suppressor Thread Mount 5/8-24

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$69.95 In Stock

Component	Manufacturer	Lowest Price	Rating
AR 308 CQB30 Compensator 30 Caliber 5/8-24 Steel Black Retail: $125.95 7.6 oz 2.50"	Primary Weapons	$94.46 In Stock	—
CQB556 Compensator 22 Caliber Retail: $125.95 7 oz 5.00"	Primary Weapons	$125.95 In Stock	—
J-TAC47 Compensator 30 Caliber 14-1 LH SS Black Retail: $49.95 2.4 oz 1.95"	Primary Weapons	$49.26 In Stock	—
$Primary Weapons 3CQB12A1 CBQ 223 Rifle .223 4140 Steel 2.57\" L$ Primary Weapons 3CQB12A1 CBQ 223 Rifle .223 4140 Steel 2.57\" L Retail: $104.33 2.57"	Primary Weapons	$104.33	—
Primary Weapons 3FRC58C-1F FRC 2-Port Compensator Flat Black Retail: $89.95	Primary Weapons	$60.06 In Stock	—
Primary Weapons AK-47 FSC47 MOD 2 Muzzle Brake 7.62x39 14x1 LH Matte Black Retail: $84.96 2 oz 2.10"	Primary Weapons	$84.96 In Stock	—
PRIMARY WEAPONS - FRC 223 CALIBER COMPENSATOR FOR 13.8" BARREL Retail: $84.96	Primary Weapons	$84.96 In Stock	—
PRIMARY WEAPONS - FRC 223 CALIBER THREE-PORT COMPENSATOR Retail: $84.96	Primary Weapons	$84.96 In Stock	—
Primary Weapons - FRC 223 Caliber Three-Port Compensator Retail: $89.95 6 oz 28.00"	Primary Weapons	$64.99 In Stock	—
PRIMARY WEAPONS - FRC 223 CALIBER TWO-PORT COMPENSATOR Retail: $84.94	Primary Weapons	$84.94 In Stock	—
PRIMARY WEAPONS - FRC 223 CALIBER TWO-PORT COMPENSATOR Retail: $89.95 8.5 oz 8.00" - 9.00"	Primary Weapons	$84.95 In Stock	—
PRIMARY WEAPONS - FRC 308 CALIBER THREE-PORT COMPENSATOR Retail: $89.95 6 oz 4.50"	Primary Weapons	$89.95 In Stock	—
PRIMARY WEAPONS - FRC 308 CALIBER TWO-PORT COMPENSATOR Retail: $84.96 8.5 oz 8.00" - 9.00"	Primary Weapons	$60.23 In Stock	—
Primary Weapons FRC 3-Port 223 Compensator Tapered 1/2-28 Retail: $84.96 2.45"	Primary Weapons	$84.96 In Stock	—
Primary Weapons FRC 3-Port 308 Compensator Tapered Retail: $84.96 2.45"	Primary Weapons	$84.96 In Stock	—
Primary Weapons FRC-T-2P-1/2X28 FRC 2-Port Compensator Black 1/2"x28 Thread… Retail: $89.95 1.80"	Primary Weapons	$89.95 In Stock	—
Primary Weapons FRC Tapered 2-Port 223 Caliber 1/2"-28 Threads Compensator Retail: $60.55	Primary Weapons	$60.55 In Stock	—
Primary Weapons FSC30 308 Muzzle Device 5/8-24 RH Black Bundle Retail: $60.06 16 oz 5.75"	Primary Weapons	$60.06 In Stock	—
Primary Weapons FSC Mod 2 Muzzle Device .223, 2.33 in, 4140 Steel Retail: $99.95 4 oz 2.33"	Primary Weapons	$84.96 In Stock	—
Primary Weapons JTAC 47 Compensator 4140 Steel M14x1 LH AR-Platform 7.62x39 Retail: $57.95 2.4 oz 2.20"	Primary Weapons	$49.26	—
Primary Weapons PUB Mount Suppressor Hub HUB Compatible Suppressor Mount Retail: $95.95 4 oz	Primary Weapons	$61.28 In Stock	—
Primary Weapons PUB XL Mount Suppressor Hub for HUB-Compatible Suppressors Retail: $59.08 8 oz 5.74"	Primary Weapons	$59.08 In Stock	—
Primary Weapons PWS 5/8x24 Thread Mount Muzzle Device Black Retail: $57.27 2.08 oz	Primary Weapons	$57.27 In Stock	—
Primary Weapons PWS FRC 3-Port Flat 223 Compensator 1/2x28 Retail: $89.95	Primary Weapons	$84.95 In Stock	—
Primary Weapons PWS FRC Compensator 5/8x24 Suppressor Ready Black Retail: $99.95 1.6 oz	Primary Weapons	$84.95	—
Primary Weapons Systems BDE 5.56 Retail: $899.99	Primary Weapons	$849.95 In Stock	—
Primary Weapons Systems BDE 762Ti 7.62mm Retail: $1049.99	Primary Weapons	$999.95 In Stock	—
Primary Weapons Systems CQB, Comp, 308 Win, Black, 5/8x24 Threads Retail: $125.95	Primary Weapons	$125.95	—
Primary Weapons Systems FRC 2-Port Flat Compensator 1/2-28 Retail: $99.99	Primary Weapons	$89.99 In Stock	—
Primary Weapons Systems FRC 2-Port Flat Compensator 5/8-24 Retail: $99.99 24.00"	Primary Weapons	$89.99	—
Primary Weapons Systems FRC 2-Port Tapered Compensator 1/2-28, Black Retail: $72.99 28.00"	Primary Weapons	$64.99	—
Primary Weapons Systems FRC Compensator Flat 2 Port .223 Caliber Retail: $84.96 1.64"	Primary Weapons	$60.23 In Stock	—
Primary Weapons Systems FRC Compensator Flat 3 Port .223 Caliber Retail: $84.96 2.10"	Primary Weapons	$84.95 In Stock	—
Primary Weapons Systems FRC Compensator Flat 3 Port .308 Caliber Retail: $84.96 3.2 oz 2.10"	Primary Weapons	$84.95 In Stock	—
Primary Weapons Systems FRC Triad Flat Compensator 1/2-28, Black Retail: $99.99 28.00"	Primary Weapons	$89.99 In Stock	—
Primary Weapons Systems FSC 1/2-28 Compensator, .223 Rem Retail: $95.99	Primary Weapons	$85.99 In Stock	—
Primary Weapons Systems FSC Compensator Fits AR10 308 Win, Black Retail: $114.99	Primary Weapons	$84.99	—
Primary Weapons Systems Mod 2 FSC47 Flash Suppressing Compensator M14x1mm L… Retail: $79.99	Primary Weapons	$71.99 In Stock	—
Primary Weapons Systems Piston M13.5x1mm LH, Black Retail: $57.99	Primary Weapons	$57.99 In Stock	—
Primary Weapons Systems Precision Rifle Compensator 556 NATO/.223 Rem 1/2X2… Retail: $99.95	Primary Weapons	$99.95	—
Primary Weapons Systems Precision Rifle Compensator Muzzle Device 3PRC58C2 Retail: $99.00	Primary Weapons	$84.96	—
Primary Weapons Systems Thread Mount 1/2-28, Black Retail: $66.99	Primary Weapons	$59.99 In Stock	—
Primary Weapons Systems Thread Mount 5/8-24, Black Retail: $66.99	Primary Weapons	$59.99 In Stock	—
PWS FRC Compensator 223 Caliber 1/2"-28 Threads Flat 3-Port Retail: $89.95	Primary Weapons	$64.99 In Stock	—
PWS FRC Compensator 223 Caliber 1/2"-28 Threads Flat 3-Port for 13.8 Barrel Retail: $89.95 8.5 oz 28.00"	Primary Weapons	$64.99 In Stock	—
PWS FRC Compensator 223 Caliber 1/2"-28 Threads Flat Triad for 13.8 Barrel Retail: $89.95 8.5 oz 8.00"	Primary Weapons	$89.95 In Stock	—
PWS FRC Compensator 308 Caliber 5/8"-24 Threads Flat 3-Port Retail: $89.95	Primary Weapons	$89.95 In Stock	—
PWS FRC Compensator 308 Caliber 5/8"-24 Threads Tapered 2-Port Retail: $89.95 24.00"	Primary Weapons	$64.99 In Stock	—
PWS FSC47 Flash Suppressing Compensator 7.62x39mm 14x1 LH Threads - Black Retail: $68.32	Primary Weapons	$68.32 In Stock	—
PWS Suppressor Thread Mount 1/2"-28 Retail: $79.95	Primary Weapons	$69.95 In Stock	—
PWS Suppressor Thread Mount 1/2-36 Retail: $69.95	Primary Weapons	$69.95 In Stock	—
PWS Suppressor Thread Mount 5/8-24 Retail: $69.95	Primary Weapons	$69.95 In Stock	—

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