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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On Sale
HK UMP Birdcage Flash Hider - .40 S&W, .45 ACP
B&T Brugger & Thomet
Now: $89.95Was: $99.95B&T Brugger and Thomet Birdcage Flash Hider in .40 S&W and .45 ACP for HK UMP B&T muzzle brake and flash hider birdcage style with quick detach lever for HK UMP .40 S&W & .45 ACP. Swiss made B&T quick detach flash hider for...HKP-16890Now: $89.95Was: $99.95 -
On Sale
HK USC, UMP .45 Flash Hider - 3 Lug
B&T Brugger & Thomet
Now: $148.95Was: $165.00B&T HK USC/UMP .45 Flash Hider - 3-Lug B&T Switzerland has supplied these to law enforcement and military units around the world. Rock solid, mil-spec quality from an H&K OEM manufacturer. This flash hider slips over the end of the 3-lug...HKP-18346Now: $148.95Was: $165.00 -
On Sale
ASR AC233 Flash Hider - .30 CAL - Threaded 15x1
SilencerCo
Now: $83.95Was: $92.95SilencerCo ASR .30 Cal AC233 Flash Hider - Threaded 15x1 The SilencerCo ASR .30 Cal AC233 Flash Hider is designed for use with ASR (Active Spring Retention) mounts, providing a quick attach/detach system compatible with nearly all SilencerCo suppressors...HKP-19507Now: $83.95Was: $92.95 -
On Sale
HK MP5, MP5K Faux Suppressor - KAC Style - 1/2x28
MFI
Now: $118.95Was: $138.95MFI HK MP5K, SP5K KAC-Navy Faux Suppressor - 1/2x28 The MFI faux KAC-Navy suppressor is designed to thread onto any 1/2x28 barrels and fully enclose the 3-lugs, ensuring an authentic-looking fit and finish. Inspired by the coveted KAC MP5N suppressor,...HKP-22364Now: $118.95Was: $138.95 -
HK G3, HK33, HK93 Bayonet with Scabbard - Surplus
H&K Heckler & Koch
$106.95HK Heckler and Koch Bayonet with Scabbard - Surplus for HK G3, HK33, HK93 Genuine German HK military surplus bayonet in used, good condition. These are the 12-groove version of the popular military bayonet. Scabbard is included. Compatible...HKP-19691$106.95 -
On Sale
Gamma Muzzle Brake - Threaded 5/8x24 RH
Aero Precision
Now: $94.95Was: $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-19675Now: $94.95Was: $104.95 -
On Sale
HK MP5, SP5K Muzzle Brake - 3 Lug - 9mm - Titanium
HKP HK Parts
Now: $94.95Was: $104.95HK Parts Titanium Muzzle Brake for 9mm, 3- Lug Barrels US for HK MP5 and HK 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...HKP-18854Now: $94.95Was: $104.95 -
Out Of StockOn Sale
Tri-Lug Adapter - 1/2x28 RH to Tri-Lug - 9mm - B&T
B&T Brugger & Thomet
Now: $112.95Was: $125.00B&T 1/2x28 to Tri-Lug Adapter for 9mm Convert any 1/2x28 RH 9mm threaded barrel to the HK spec. tri-lug with B&T's Swiss-made adapter adapter threaded 1/2x28. Compatible With the Following 9mm Firearms: HK MP5, MP5K, SP5, SP5K HK UMP...HKP-21752Now: $112.95Was: $125.00 -
On Sale
HK USP, HK45, UMP Flash Hider - .45 ACP - 5 Prong - Threaded 16x1 LH
HKP HK Parts
Now: $84.95Was: $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...HKP-02637Now: $84.95Was: $99.95 -
Out Of Stock
HK91, G3, HK417, MR762 Flash Hider - Suppressor Compatible - Threaded 5/8x24 RH
B&T Brugger & Thomet
$144.99Brugger and Thomet Suppressor Compatible Flash Hider Threaded 5/8x24 RH for 7.62x51 /.308 Firearms This flash hider is compatible with many suppressors. A perfect addition to any firearm. Specifications: Made in Switzerland Threaded 5/8x24 UNEF Does not...HKP-21395$144.99 -
On Sale
Omega K Mach 3-Lug Mount - .45 ACP
Kaw Valley Precision
Now: $80.95Was: $89.99Kaw Valley Precision .45 Mach 3-Lug Mount Fully captured, enclosed system designed for use with the KVP MACH Linear Comp system. By utilizing 1-1/8"x28 TPI threads, the MACH 3-Lug Mount will fit many common silencer models such as the SilencerCo...HKP-19994Now: $80.95Was: $89.99 -
On Sale
HK416 A5 Flash Hider - Threaded 1/2x28
H&K Heckler & Koch
Now: $86.95Was: $95.95HK Heckler and Koch German Flash Hider threaded 1/2x28 for HK416 5.56 / .223 This flash hider is not compatible with suppressors. Compatible With: HK416 A5- 11" HK416 A5- 14.5" HK416 A5 - 16.5" HK416 A5- 20"HKP-18521Now: $86.95Was: $95.95