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

$94.46 In Stock

CQB556 Compensator 22 Caliber

Primary Weapons 7 oz

$125.95

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

Primary Weapons 2.4 oz

$41.99 In Stock

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

Primary Weapons

$104.33

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

Primary Weapons 1.6 oz

$64.49 In Stock

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

Primary Weapons 2 oz

$84.96

Primary Weapons AK-47 JTAC47 Compensator 14x1 LH 30 Caliber 3JTC14F1

Primary Weapons 2.4 oz

$41.69

Primary Weapons - FRC 223 Caliber Three-Port Compensator

Primary Weapons 6 oz

$89.95 In Stock

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

Primary Weapons

$84.96 In Stock

Primary Weapons FRC 3-Port 308 Compensator Tapered

Primary Weapons

$84.96 In Stock

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

Primary Weapons

$60.55 In Stock

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

Bundle

Primary Weapons 16 oz

$84.96 In Stock

Primary Weapons HID 1/2X28 Suppressor Mount Black

Primary Weapons 4.96 oz

$53.90 In Stock

Primary Weapons JTAC47 Compensator 7.62x39mm M14x1 LH 3JTC14F-1F

Primary Weapons 2.4 oz

$49.26

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

Primary Weapons 8 oz

$73.65 In Stock

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

Primary Weapons 2.08 oz

$69.95 In Stock

Primary Weapons Systems 1/2-28 Suppressor Piston (Black)

Primary Weapons

$63.99

Primary Weapons Systems BDE 5.56

Primary Weapons

$849.95 In Stock

Primary Weapons Systems BDE 762Ti 7.62mm

Primary Weapons

$999.95 In Stock

Primary Weapons Systems BDE PUB Suppressor Hub Mount (HUB Compatible)…

Primary Weapons 4 oz

$52.53

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

Primary Weapons

$125.99

Primary Weapons Systems CQB Muzzle Device AR-15 5/8-24 Black FSC CQB58…

Primary Weapons 4.96 oz

$99.95

Primary Weapons Systems FRC 223 Caliber Flat Three-Port Compensator fo…

Primary Weapons

$84.96

Primary Weapons Systems FRC 223 Caliber Tapered Three-Port Compensator…

Primary Weapons

$84.96

Primary Weapons Systems FRC 223 Caliber Tapered Two-Port Compensator,…

Primary Weapons

$84.94

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

Primary Weapons

$89.99

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

Primary Weapons

$89.99

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

Primary Weapons

$64.99

Primary Weapons Systems FRC 308 Caliber Three-Port Compensator, 5/8-24…

Primary Weapons 6 oz

$65.99 In Stock

Primary Weapons Systems FRC Compensator Flat 2 Port .223 Caliber

Primary Weapons

$60.23

Primary Weapons Systems FRC Compensator Flat 3 Port .223 Caliber

Primary Weapons

$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 Flat 2-Port .308 Compensator, 5/8x24 3FRC5…

Primary Weapons 8.5 oz

$60.23

Primary Weapons Systems FRC Suppressor-Ready 2-Port Compensator 1/2x28…

Primary Weapons 8.5 oz

$64.49 In Stock

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

Primary Weapons

$68.99

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

Primary Weapons

$85.99

Primary Weapons Systems FSC556 .223 Flash Suppressing Compensator 3G2F…

Primary Weapons 2.3 oz

$69.49 In Stock

Primary Weapons Systems FSC Compensator Fits AR10 308 Win, Black

Primary Weapons

$84.99 In Stock

Primary Weapons Systems Mod 2 FSC47 Flash Suppressing Compensator M14x…

Primary Weapons

$71.99

Primary Weapons Systems MOD 2 FSC556 Flash Suppressing Compensator 1/2…

Primary Weapons 2.3 oz

$86.98

Primary Weapons Systems Piston M13.5x1mm LH, Black

Primary Weapons

$63.99

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

Primary Weapons

$99.95

Primary Weapons Systems Precision Rifle Compensator Muzzle Device 3PRC…

Primary Weapons

$84.96

Primary Weapons Systems PWS 1/2x28 Piston BLK Piston (AR)

Primary Weapons

$76.95

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

Primary Weapons

$59.99

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

Primary Weapons

$56.99

PWS BDE PUB-A HUB-Compatible Suppressor Mount 1.125x28 Black

Primary Weapons 1.5 oz

$63.14 In Stock

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

Primary Weapons

$84.95 In Stock

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

Primary Weapons 8.5 oz

$89.95 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

Primary Weapons

$72.98 In Stock

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

Primary Weapons

$89.95 In Stock

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

Primary Weapons 2.4 oz

$58.47 In Stock

PWS Suppressor Thread Mount 1/2"-28

Primary Weapons

$57.99 In Stock

PWS Suppressor Thread Mount 1/2-36

Primary Weapons

$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	—
J-TAC47 Compensator 30 Caliber 14-1 LH SS Black Retail: $49.95 2.4 oz 1.95"	Primary Weapons	$41.99 In Stock	—
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: $99.95 1.6 oz	Primary Weapons	$64.49 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	—
Primary Weapons AK-47 JTAC47 Compensator 14x1 LH 30 Caliber 3JTC14F1 Retail: $49.26 2.4 oz 1.95"	Primary Weapons	$41.69	—
Primary Weapons - FRC 223 Caliber Three-Port Compensator Retail: $89.95 6 oz 28.00"	Primary Weapons	$89.95 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: $60.55 1.80"	Primary Weapons	$60.55 In Stock	—
Primary Weapons FSC30 308 Muzzle Device 5/8-24 RH Black Bundle Retail: $84.96 16 oz 5.75"	Primary Weapons	$84.96 In Stock	—
Primary Weapons HID 1/2X28 Suppressor Mount Black Retail: $89.95 4.96 oz 28.00"	Primary Weapons	$53.90 In Stock	—
Primary Weapons JTAC47 Compensator 7.62x39mm M14x1 LH 3JTC14F-1F Retail: $49.26 2.4 oz 2.20"	Primary Weapons	$49.26	—
Primary Weapons PUB XL Mount Suppressor Hub for HUB-Compatible Suppressors Retail: $85.95 8 oz 5.74"	Primary Weapons	$73.65 In Stock	—
Primary Weapons PWS 5/8x24 Thread Mount Muzzle Device Black Retail: $69.95 2.08 oz	Primary Weapons	$69.95 In Stock	—
Primary Weapons Systems 1/2-28 Suppressor Piston (Black) Retail: $70.99	Primary Weapons	$63.99	—
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 BDE PUB Suppressor Hub Mount (HUB Compatible) Black Retail: $95.95 4 oz 0.85"	Primary Weapons	$52.53	—
Primary Weapons Systems CQB, Comp, 308 Win, Black, 5/8x24 Threads Retail: $139.99	Primary Weapons	$125.99	—
Primary Weapons Systems CQB Muzzle Device AR-15 5/8-24 Black FSC CQB58C1 Retail: $99.95 4.96 oz 2.50"	Primary Weapons	$99.95	—
Primary Weapons Systems FRC 223 Caliber Flat Three-Port Compensator for 13.… Retail: $84.96	Primary Weapons	$84.96	—
Primary Weapons Systems FRC 223 Caliber Tapered Three-Port Compensator, 1/2… Retail: $84.96	Primary Weapons	$84.96	—
Primary Weapons Systems FRC 223 Caliber Tapered Two-Port Compensator, 1/2-2… Retail: $84.94	Primary Weapons	$84.94	—
Primary Weapons Systems FRC 2-Port Flat Compensator 1/2-28 Retail: $89.99	Primary Weapons	$89.99	—
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 308 Caliber Three-Port Compensator, 5/8-24 FRC-… Retail: $89.95 6 oz 4.50"	Primary Weapons	$65.99 In Stock	—
Primary Weapons Systems FRC Compensator Flat 2 Port .223 Caliber Retail: $84.96 1.64"	Primary Weapons	$60.23	—
Primary Weapons Systems FRC Compensator Flat 3 Port .223 Caliber Retail: $84.95 2.10"	Primary Weapons	$84.95 In Stock	—
Primary Weapons Systems FRC Compensator Flat 3 Port .308 Caliber Retail: $89.95 3.2 oz 2.10"	Primary Weapons	$84.95 In Stock	—
Primary Weapons Systems FRC Flat 2-Port .308 Compensator, 5/8x24 3FRC58C-1F Retail: $84.96 8.5 oz 8.00" - 9.00"	Primary Weapons	$60.23	—
Primary Weapons Systems FRC Suppressor-Ready 2-Port Compensator 1/2x28 Blac… Retail: $99.95 8.5 oz 8.00" - 9.00"	Primary Weapons	$64.49 In Stock	—
Primary Weapons Systems FRC Triad Flat Compensator 1/2-28, Black Retail: $75.99 28.00"	Primary Weapons	$68.99	—
Primary Weapons Systems FSC 1/2-28 Compensator, .223 Rem Retail: $85.99	Primary Weapons	$85.99	—
Primary Weapons Systems FSC556 .223 Flash Suppressing Compensator 3G2FSC12A… Retail: $85.90 2.3 oz 2.30"	Primary Weapons	$69.49 In Stock	—
Primary Weapons Systems FSC Compensator Fits AR10 308 Win, Black Retail: $99.95	Primary Weapons	$84.99 In Stock	—
Primary Weapons Systems Mod 2 FSC47 Flash Suppressing Compensator M14x1mm L… Retail: $79.99	Primary Weapons	$71.99	—
Primary Weapons Systems MOD 2 FSC556 Flash Suppressing Compensator 1/2x28 B… Retail: $99.95 2.3 oz 2.30"	Primary Weapons	$86.98	—
Primary Weapons Systems Piston M13.5x1mm LH, Black Retail: $70.99	Primary Weapons	$63.99	—
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 PWS 1/2x28 Piston BLK Piston (AR) Retail: $76.95	Primary Weapons	$76.95	—
Primary Weapons Systems Thread Mount 1/2-28, Black Retail: $66.99	Primary Weapons	$59.99	—
Primary Weapons Systems Thread Mount 5/8-24, Black Retail: $62.99	Primary Weapons	$56.99	—
PWS BDE PUB-A HUB-Compatible Suppressor Mount 1.125x28 Black Retail: $85.95 1.5 oz 0.73"	Primary Weapons	$63.14 In Stock	—
PWS FRC Compensator 223 Caliber 1/2"-28 Threads Flat 3-Port Retail: $89.95	Primary Weapons	$84.95 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	$89.95 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	$72.98 In Stock	—
PWS FRC Compensator 308 Caliber 5/8"-24 Threads Tapered 2-Port Retail: $89.99 24.00"	Primary Weapons	$89.95 In Stock	—
PWS FSC47 Flash Suppressing Compensator 7.62x39mm 14x1 LH Threads - Black Retail: $89.95 2.4 oz 2.20"	Primary Weapons	$58.47 In Stock	—
PWS Suppressor Thread Mount 1/2"-28 Retail: $69.95	Primary Weapons	$57.99 In Stock	—
PWS Suppressor Thread Mount 1/2-36 Retail: $69.95	Primary Weapons	$69.95 In Stock	—

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