Muzzle Devices / Adapters
Explore our extensive selection of HK flash hiders and muzzle brakes designed to enhance your shooting experience. Our range includes everything from precision-machined suppressor-compatible devices to quick-detach muzzle brakes, all tailored to fit popular HK models like the MP5, HK416, and UMP. Ideal for tactical upgrades, these components offer significant recoil reduction and improved accuracy. Available in various finishes including Cerakote, our flash hiders and muzzle brakes ensure compatibility across a wide range of HK firearms, enhancing both performance and aesthetics.
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HK33, HK53, HK93, HK417, MR762 Flash Hider - Birdcage - Threaded 15x1 RH
H&K Heckler & Koch
$34.95HK Heckler and Koch's Birdcage Flash Hider Threads onto 15x1 RH twist barrels. This factory German flash hider attaches to any factory HK barrel. No tools required for installation. Specifications: Made In Germany Threaded 15x1...$34.95 -
HK G3, HK417 Muzzle Brake - SOCOM - Threaded 5/8x24
Surefire
$164.95SureFire SOCOM (7.62x51/.308) Muzzle Brake - Threaded 5/8x24 The SureFire muzzle brake is designed for Armalite AR-10, DPMS LR308, and other 7.62 mm rifles with 5/8x24 muzzle threads. It greatly reduces recoil impulse and muzzle rise, featuring neutral...$164.95 -
On Sale
Gamma Muzzle Brake - Threaded 5/8x24 RH
Aero Precision
Now: $94.45Was: $104.95Aero Precision (7.62x51/.308) Muzzle Brake Gamma - Threaded 5/8x24 RH The VG6 GAMMA is a muzzle brake and compensator hybrid. It virtually eliminates recoil and minimizes muzzle movement. The unique combination of both braking and compensating features...Now: $94.45Was: $104.95 -
On Sale
HK MP5, SP5 3 Lug Adapter - Threaded 1/2x32
HKP HK Parts
Now: $29.95Was: $49.95HKP 3-Lug Adapter - Threaded 1/2x32 The HK 3-Lug Adapter, internally threaded with 1/2x32 threads, can easily attach to any existing 1/2x32 threaded parts. This is the finest machined adapter on the market, made in the USA to exact HK German 3-lug...Now: $29.95Was: $49.95 -
On Sale
HK USP, HK45, UMP Flash Hider - .45 ACP - 5 Prong - Threaded 16x1 LH
HKP HK Parts
Now: $79.96Was: $99.95HK USP, UMP, HK45 Flash Hider - .45 ACP - 5 Prong - Threaded 16x1 LH 5 prong flash hider for .45 ACP firearms featuring a 16x1 LH threaded barrel. No timing/shims necessary. Compatible With the Following Firearms Threaded 16x1 LH: HK UMP/USC HK45...Now: $79.96Was: $99.95 -
On Sale
HK MP5, MP5K 3-Lug Blank Firing Adapter
H&K Heckler & Koch
Now: $152.95Was: $169.95H&K MP5/MP5K 3-Lug Blank Firing Adapter This part attaches to the end of the 3-lug barrel tip and will allow the use of 9mm blanks for training. A brand new HK German manufactured part. Specifications: 3-Lug Blank Firing Adapter Compatible...Now: $152.95Was: $169.95 -
HK416, MR556 Adapter - Muzzle Brake or Suppressor - 1/2x28
Surefire
$165.00Surefire (5.56/.223) Muzzle Brake/Suppressor Adapter - Threaded 1/2x28 The SureFire muzzle brake is designed for M4, M16, HK 416, and MR556 weapons with 1/2-28 muzzle threads. It significantly reduces recoil impulse and muzzle rise, enhancing...$165.00 -
On Sale
HKP 9mm Titanium Muzzle Brake - 3-Lug
HKP HK Parts
Now: $83.96Was: $104.95Titanium Muzzle Brake for 3- Lug Barrels - 9mm - US - MP5, MP5K Easily attaches to the end of any factory specification 9mm 3 lugged barrel. This muzzle brake doesn't require the of threads as it attached to the 3 lug tip. Also a great addition for any...Now: $83.96Was: $104.95 -
Out Of StockOn Sale
HK MP5 Flash Hider - 3 Lug - 10mm / .40 S&W
H&K Heckler & Koch
Now: $179.99Was: $199.99HK Heckler and Koch's Flash Hider with 3-Lug Connection Fits all factory in-spec 3 Lug MP5 40/10 Barrels. Specifications: Made In Germany 3-Lug Compatible With: HK MP5Now: $179.99Was: $199.99 -
On Sale
HK416, MR556 Flash Hider - A5 4-Prong Style - Threaded 1/2x28
HKP HK Parts
Now: $15.96Was: $39.95HKP (5.56x.223) A5 4 Prong Flash Hider - Threaded 1/2x28 Made from ordnance grade steel, heat treated, and nitrided for longevity. Machined correctly to reduce tuning fork noise. Counts as one US made compliant part. Available exclusively at HK Parts...Now: $15.96Was: $39.95 -
On Sale
HKP HK 416 .22 LR Flash Hider
HKP HK Parts
Now: $31.96Was: $39.95HKP HK 416 .22 LR Flash Hider Enhance your 416.22 pistol with a direct-mount flash hider boasting an elegant Birdcage style for an unmistakable custom appearance. Included O-ring ensures a securely locked flash hider, guaranteeing durability and...Now: $31.96Was: $39.95 -
HK G3, HK417 Flash Hider - WARCOMP - Threaded 5/8x24
Surefire
$159.95SureFire WARCOMP (7.62x51/.308) Flash Hider - Threaded 5/8x24 This flash hider is perfect for the post 2016 production PTR models as well as C308 models. Compatible With: HK G3/91/PTR HK 417/MR762 HK PSG1 B&T APR AR10 LR308 C308 7.62x51/.308...$159.95