Flash Hiders / Muzzle Brakes
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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Sale
JMAC HK G36K (5.56/.223) Flash Hider KeyMount (KeyMicro) - Threaded 15x1
JMAC Customs
Now: $87.98Was: $109.95JMAC HK G36K (5.56/.223) Flash Hider KeyMount (KeyMicro) - Threaded 15x1 In order to use this device with a suppressor it must be installed by a professional to ensure it is properly mounted and aligned. Do NOT shoot without checking alignment with bore...HKP-21255Now: $87.98Was: $109.95 -
Smith Enterprises HK Mark 23 .45 ACP Vortex Pistol Flash Hider - 16x1 RH
Smith Enterprises
$79.95Smith Enterprises HK Mark 23 .45 ACP Vortex Pistol Flash Hider - 16x1 RH The Vortex Flash Hider is built to the highest standards, featuring proven flash-hiding capabilities for the Mark 23 and other 16x1 RH threaded barrels. Crafted in the USA from 4140...HKP-15806$79.95 -
H&K 9mm 4 Prong Pistol Flash Hider - Threaded 1/2x28
USA
$74.95H&K 9mm 4 Prong Pistol Flash Hider - Threaded 1/2x28 This flash hider enhances both the look and functionality of your firearm, offering exceptional flash-hiding performance. Constructed from 4140 ordnance-grade steel, it is heat-treated and...HKP-01965$74.95 -
H&K MP5 40/10 Flash hider - 3-Lug
H&K Heckler & Koch
$199.99H&K MP5 40/10 Flash hider - 3-Lug Fits all factory in-spec 3 Lug MP5 40/10 Barrels. Specifications: Made In Germany 3-Lug Compatible With: HK MP5HKP-00442$199.99 -
HKP (5.56/.223) A5 Flash Hider - Threaded 1/2x28
HKP HK Parts
$59.95HKP (5.56/.223) HK 416C A5 Flash Hider - Threaded 1/2x28 Made from ordnance grade steel, heat treated, and Melonited (Nitride process) for maximum longevity. Machined correctly to reduce tunning fork noise for a more pleasant time at the range. This is...HKP-21342$59.95 -
HKP 3-Lug Adapter - Threaded 1/2x32
HKP HK Parts
$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...HKP-00107$49.95 -
Surefire (7.62x.308) SOCOM 3-Prong Flash Hider - Threaded 5/8x24
Surefire
$159.95Surefire (7.62x.308) SOCOM 3-Prong Flash Hider - Threaded 5/8x24 The SureFire three-prong flash hider is designed for Armalite AR-10, DPMS LR308, and other 7.62 rifles with 5/8x24 muzzle threads. Its patent-pending design reduces muzzle flash by over 99%...HKP-19992$159.95 -
HDPS HK UMP (.40 S&W/.45 ACP) Birdcage Flash Hider
HDPS
$154.95HDPS HK UMP (.40 S&W/.45 ACP) Birdcage Flash Hider This part is made to fit all US-made or German HK-flanged style barrels. HK no longer makes a flash hider for the UMP Subgun. This is the much anticipated HDPS bird cage style UMP...HKP-02694$154.95 -
HKP MP5 9mm Titanium Flash Hider - 3-Lug
HKP HK Parts
$139.95HKP MP5 9mm Titanium Flash Hider - 3-Lug Easily attaches to the end of any factory specification 9mm 3 lugged barrel. This flash hider does not require the of threads as it attached to the 3 lug tip. Also a great addition for any of 3 lug barrels found...HKP-20223$139.95 -
GSG9 HK G36C (5.56/.223) 4 Prong Flash Hider - Threaded 15x1 RH
GSG9
$86.95GSG9 HK G36C (5.56/.223) 4 Prong Flash Hider - 15x1 RH Finest quality 4-prong flash hider that is threaded 15x1 right-hand twist (factory HK thread pitch). Perfect for the SL8, G36C, or other type of HK conversion. It also counts as one US-made part for...HKP-00631$86.95 -
Sale
JMAC HK G36C (5.56/.223) Muzzle Device - Threaded 15x1
JMAC Customs
Now: $77.95Was: $99.95JMAC HK G36 (5.56/.223) Muzzle Device - Threaded 15x1 The RRD-360 Muzzle Device from JMAC Customs is unlike others on the market today. This device vents gasses 360 degrees away from your muzzle requiring less effort from the shooter to manage...HKP-21258Now: $77.95Was: $99.95 -
B&T HK UMP (.40 S&W & .45 ACP) 5 Prong Flash Hider
B&T Brugger & Thomet
$129.95B&T HK UMP (.40 S&W & .45 ACP) 5 Prong Flash Hider Each flash hider includes the proper quick detach system to take the flash hider on and off. Each flash hider features a 5 prong design. Specifications: Diameter Max 31 mm Length Max 73...HKP-16891$129.95 -
HKP MP5 40/10 Fake Suppressor/Barrel Extension - 3-Lug
HKP HK Parts
$69.95HKP MP5 40/10 Fake Suppressor/Barrel Extension - 3-Lug This fake suppressor is used as a barrel extension to bring your H&K MP5 40/10 8.85" barrel to legal conforming standards of 16" so you do not have to register the weapon as an SBR. This fits...HKP-00889$69.95 -
Aero Precision (7.62/.308) Muzzle Brake Gamma - Threaded 5/8x24 RH
Aero Precision
$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...HKP-19675$104.95 -
B&T HK 416/MR556 (5.56/.223) Flash Hider - Suppressor Compatible - Threaded 1/2x28
B&T Brugger & Thomet
$139.99B&T HK 416/MR556 (5.56/.223) Flash Hider - Suppressor Compatible - Threaded 1/2x28 - Universal Elevate the performance of your HK 416 or MR556 with this premium flash hider, meticulously engineered to enhance your shooting experience. Designed for...HKP-21394$139.99 -
H&K (7.62/.308) & (5.56/.223) Flash Hider - Used
H&K Heckler & Koch
$15.95H&K (7.62/.308) & (5.56/.223) Flash Hider - Used Used/surplus H&K German flash hider. Please inspect pictures to ascertain the average condition of these flash hiders. Compatible With: HK 93/33/54 HK G3/91HKP-00717$15.95 -
H&K HK G36C Flash Hider - Black
H&K Heckler & Koch
$165.99H&K G36C (5.56/.223) G36C Flash Hider - Threaded 15x1 RH Threaded 15x1. Perfect for HK rifle barrels and conversion barrels. Specifications: Threaded 15x1 RH Compatible With: HK G36C HK SL8 5.56/.223 Firearms Threaded 15x1 RHHKP-00630$165.99 -
Sale
HKP .40 S&W 4 Prong Flash Hider - Threaded 14.5x1 LH
USA
Now: $33.95Was: $79.95HKP .40 S&W 4 Prong Flash Hider - Threaded 14.5x1 LH THIS IS A CLOSEOUT PRODUCT DUE TO A HARMONIC (TUNING FORK EFFECT) PRESENT WHEN SHOOTING. THE PART IS ENTIRELY FUNCTIONAL AND IS SOLD AS-IS, RETURNS ARE NOT ACCEPTED. For use on all HK German ...HKP-01986Now: $33.95Was: $79.95 -
HKP Mark 23 .45 ACP 4 Prong Flash Hider - Threaded 9/16x24 RH
USA
$79.95HKP Mark 23 .45 ACP 4 Prong Flash Hider - Threaded 9/16x24 RH The 9/16x24 RH Thread 4 Prong Flash Hider is built to the highest standards. Each flash hider adds a neat look & feel while providing outstanding flash hiding capabilities. Perfect for...HKP-02187$79.95 -
Sale
JMAC G36K (5.56/.223) Compensator (KeyMicro) - Threaded 15x1
JMAC Customs
Now: $86.95Was: $109.95JMAC G36K (5.56/.223) Compensator (KeyMicro) - Threaded 15x1 In order to use this device with a suppressor, it must be installed by a professional to ensure it is properly mounted and aligned. Do NOT shoot without checking alignment with bore rods. HK...HKP-21257Now: $86.95Was: $109.95 -
MFI HK 416/MR556 (5.56/.223) G28 Style Flash Hider - Threaded 1/2x28
MFI
$79.95MFI HK 416/MR556 (5.56/.223) G28 Style Flash Hider - Threaded 1/2x28 The G28 2nd Gen flash hider features the latest style and is threaded 1/2x28. Constructed from ordnance-grade steel, it is finished with a semi-matte, mil-spec black oxide coating for...HKP-17941$79.95 -
Surefire Procomp AR Rifles (7.62x51/.308) Muzzle Brake - Threaded 5/8x24 RH
Surefire
$95.00Surefire Procomp AR Rifles (7.62x51/.308) Muzzle Brake - Threaded 5/8x24 RH The SureFire PROCOMP muzzle brake is designed for AR10/LR308 rifles and variants with 5/8x24 muzzle threads. It significantly reduces recoil impulse and features neutral porting...HKP-19486$95.00 -
H&K .45 ACP Tactical Texas Style Thread Protector - Threaded 16x1 RH
H&K Heckler & Koch
$24.95H&K .45 ACP Tactical Texas Style Thread Protector - Threaded 16x1 RH The Texas Style thread protector features raised knurling, distinguishing it from the standard HK style, which does not have this raised texture. This design ensures a secure grip...HKP-20406$24.95 -
Out Of Stock
H&K MP5 9mm Flash Hider - Used - 3-Lug
H&K Heckler & Koch
$0.00H&K MP5 9mm Flash Hider - USED - 3-Lug In perfect working order pulled from German HK MP5 police department trade in's. Will have handling marks, carbon build up and use. Specifications: Used 3-Lug Compatible With: HK MP5/MP5K HK SP5/SP5K HK...HKP-00649$0.00 -
MFI HK .40 S&W Pistol Fake Suppressor - Threaded 14.5x1 LH
MFI
$124.95MFI HK .40 S&W Pistol Fake Suppressor - Threaded 14.5x1 LH The MFI Fake Suppressor for HK pistols is designed for real weapons but will also fit replicas and airsoft weapons with appropriate adapters. These do not suppress sound in any way and are...HKP-02033$124.95 -
Out Of Stock
Muzzle Device Shim Kit - 1/2X28
Rugged Suppressors
$9.95Rugged Suppressors Muzzle Device Shim Kit - 1/2X28 This kit includes 3 varying thickness shims to time your muzzle device to your desired orientation. ***BE SURE TO REMOVE CRUSH WASHERS IF PRESENT TO PREVENT STRIKES***HKP-21455$9.95 -
Smith Enterprises .40 S&W 4 Prong Vortex Flash Hider - Threaded 14.5x1 LH
Smith Enterprises
$79.95Smith Enterprises .40 S&W 4 Prong Vortex Flash Hider - Threaded 14.5x1 LH Made of 4140 ordnance grade steel, heat treated, and finished in the Melonite finish to add the best corrosion and abrasion resistance possible. Specifications: Made In The...HKP-02378$79.95 -
Wasatch Arms Keymount Muzzle Brake - Threaded 5/8x24
Wasatch Arms
$89.95Wasatch Arms Keymount Muzzle Brake - Threaded 5/8x24 The Wasatch Arms keymount brake is compatible with the Dead Air keymount system. The brake has no outisde flats, so there is no need for timing shims or crush washers...HKP-20298$89.95 -
B&T HK G3 (7.62x51/.308) Flash Hider - Suppressor Compatible - Threaded 5/8x24 RH
B&T Brugger & Thomet
$144.99B&T HK G3/91 (7.62x51/.308) Flash Hider - Suppressor Compatible - Threaded 5/8x24 RH This hider is compatibe with many suppressors. A perfect addition to any firearm. Specifications: Made In Switzerland Threaded 5/8x24 UNEF Does Not Include Face...HKP-21395$144.99 -
Out Of Stock
H&K (5.56/.223) & (7.62x51/.308) Birdcage Flash Hider - Threaded 15x RH
H&K Heckler & Koch
$34.95H&K (5.56/.223) & (7.62x51/.308) Birdcage Flash Hider - Threaded 15x RH Threads onto 15x1 RH twist barrels. This factory German flash hider attaches to any factory HK barrel. No tools required for installation. Specifications: Made...HKP-00359$34.95 -
HKP/H&K .40 S&W Thread Protector - Threaded 9/16x24 RH
HKP HK Parts
$14.95HKP/H&K .40 S&W Thread Protector - Threaded 9/16x24 RH The HK Parts 9/16x24 Thread Protector is specifically designed for .40 S&W handgun barrels with 9/16x24 right-hand threading, compatible with HK, Glock, Sig, SW, and more...HKP-17032$14.95 -
Out Of Stock
H&K (5.56/.223) Factory Correct Flash Hider - Threaded 15x1 RH
H&K Heckler & Koch
$0.00H&K (5.56/.223) Factory Correct Flash Hider - Threaded 15x1 RH Fits all HK barrels. 15x1 The right-hand thread is the thread pitch. Perfect for the SL8 & G36 type conversions. Specifications: Threaded 15x1 RH Compatible With: HK 416/MR556 HK...HKP-00952$0.00 -
H&K 53 (5.56/.223) Frangible Ammunition Adapter
H&K Heckler & Koch
$149.95New HK 53 Factory 4 Prong Frangible Ammunition Adapter A rare HK collectible item as not many were made.HKP-16978$149.95 -
Out Of Stock
H&K G36K Factory (5.56/.223) 4 Prong Flash Hider - Threaded 15x1 RH
H&K Heckler & Koch
$0.00H&K G36K Factory (5.56/.223) 4 Prong Flash Hider - 15x1 RH HK flash hider will fit any HK 5.56/.223 rifle barrel threaded 15x1 RH. Specifications: Overall Lenght 2 7/8" Threaded 15x1 RH Compatible With: HK G36K HK SL8 5.56/.223...HKP-00282$0.00 -
Out Of Stock
H&K MP5 40/10 Thread Protector Cap
H&K Heckler & Koch
$0.00HK German Factory Thread Protector For All MP5 40/10 Factory HK Barrels. The Thread Pitch Is Metric 14 X.75HKP-00422$0.00 -
Out Of Stock
H&K Thread Protector/Spare Parts Holder Grip Cap - USED
H&K Heckler & Koch
$0.00USED factory German HK storage, spare parts holderThis part would be better termed as a thread protector holder or spare parts holder. When the thread protector needs to be removed from the barrel, for cans or muzzle attachments, the thread protector...HKP-00113$0.00 -
Sale
HKP .40 S&W 4 Prong Flash Hider - 14.5x1 LH
USA
Now: $33.95Was: $79.95HKP .40 S&W 4 Prong Flash Hider - 14.5x1 LH THIS IS A CLOSEOUT PRODUCT DUE TO A HARMONIC (TUNING FORK EFFECT) PRESENT WHEN SHOOTING. THE PART IS ENTIRELY FUNCTIONAL AND IS SOLD AS-IS, RETURNS WILL NOT BE ACCEPTED. For use on all HK German .40...HKP-21445Now: $33.95Was: $79.95 -
Out Of Stock
HKP 9mm Titanium Thread Protector - Threaded 13.5x1 LH
HKP HK Parts
$29.95HKP 9mm Titanium Thread Protector - Threaded 13.5x1 LH This billet machined titanium and Cerakoted enhanced thread protector is made for use with all 13.5x1 LH threaded barrels. This unique design will fit over and protect the crown of your barrel for...HKP-19724$29.95 -
Out Of Stock
HKP/H&K G3K/33K (5.56/.223) & (7.62x51/.308) Extended 4 Prong Flash Hider - Threaded 15x1 RH
HKP HK Parts
$79.95HKP/H&K G3K/33K (5.56/.223) & (7.62x51/.308) Extended 4 Prong Flash Hider - Threaded 15x1 RH This fits any threaded 15x1 RH HK barrel. The overall length is 4.37 inches. These are the perfect length of the G3K and HK33K style builds as they will...HKP-00501$79.95 -
Out Of Stock
MFI MP5K 9mm Barrel Extension/Faux Suppressor - 3-lug
MFI
$179.95MFI MP5K 9mm Barrel Extension/Faux Suppressor - 3-lug Each faux suppressor is designed to attach to the 3 lug MP5K 3 lugged barrel and can be permanently attached (blind pinned) in place to get the overall length of 16.25"overall. Perfect for that rifle...HKP-18007$179.95