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
HK416, MR556 Muzzle Device - Assault - Closed Tine - 1/2x28
B&T Brugger & Thomet
Now: $98.10Was: $109.00B&T Assault Closed Tine Muzzle Device - HK416/MR556 - 1/2x28 Factory B&T 1/2x28 flash hider and suppressor adapter for 5.56 rifles. Includes: ROTEX flash hider Shim kit Rocksett pipette Features: Swiss-manufactured Threaded 1/2x28 High...Now: $98.10Was: $109.00 -
Out Of StockOn Sale
HK416, MR556 Bayonet Adapter - M27 Style
H&K Heckler & Koch
Now: $55.76Was: $61.95Heckler and Koch Bayonet Adapter HK416, MR556 for M27 Build OEM bayonet adapter for HK416 and MR556 rifles for M27-style builds. Mounts to the barrel assembly to accept a standard bayonet. Specifications Bayonet adapter only (roll pin sold...Now: $55.76Was: $61.95 -
On Sale
Flash Hider .22 Cal - Titanium - Silver
Tactical Precision MFG
Now: $33.71Was: $88.99TPM - Flash Hider .22 Cal - Titanium This titanium tri-port muzzle brake reduces recoil, muzzle rise and hides the flash. Dust does not kick up due to three offset front ports. Full automatic capable. Less than 1" of rise with a 30 round 5.56 mag...Now: $33.71Was: $88.99 -
On Sale
HK 53 (5.56/.223) Frangible Ammunition Adapter - 15x1
H&K Heckler & Koch
Now: $134.95Was: $149.95New HK 53 Factory 4 Prong Frangible Ammunition Adapter - 15x1 RH Get your hands on one of the last HK factory frangible adapters while we still have remaining inventory of this limited item. This part is no longer in production so once they are...Now: $134.95Was: $149.95 -
Out Of StockOn Sale
HK416, MR556 Flash Hider - Cloak - Threaded 1/2x28
Strike Industries
Now: $40.46Was: $44.95Strike Industries HK416/MR556 Cloak Flash Hider - 1/2x28 Strike Industries Cloak flash hider offers a compact, efficient design that disperses gas flow to minimize visible flash, especially in low light. It reduces muzzle flash to preserve night vision,...Now: $40.46Was: $44.95 -
On Sale
HK416, MR556 Facemount KeyMount (KeyMicro) - 360HD 1/2-28 FD
JMAC Customs
Now: $112.45Was: $124.95JMac Customs 360HD 1/2-28 FD Facemount KeyMount (KeyMicro) The JMac Customs 360HD is a high-performance muzzle device designed for superior durability, recoil mitigation, and compatibility with suppressors. Engineered with 360° ports for optimal...Now: $112.45Was: $124.95 -
HK G3K, HK33K Flash Hider - 4 Prong - Open
RCM
$187.95RCM HK G3K/HK33K Flash Hider - 4 Prong - Open The RCM G3K and HK33K flash hider can be welded to a 12.69" barrel to achieve a non-SBR OAL of 16 plus inches or add to any other configuration. Made in the US from ordnance grade steel and counts as 1 922r...$187.95 -
On Sale
HK MP5, MP5K, HK416, MR556 Flash Hider - 1/2x28 - Taper Mount
JMAC Customs
Now: $105.26Was: $116.951/2x28 - Plan B Taper Mount Flash Hider for MP5, HK416, MR556, APC223 The 360HD is the latest evolution in JMac Custom's Recoil Reduction Device (RRD) family of muzzle brakes, designed to meet the needs of serious shooters and...Now: $105.26Was: $116.95 -
On Sale
HK MP5, MP5K Flash Hider for Tri-Lug Barrels - 1/2x28 - Taper Mount
JMAC Customs
Now: $105.26Was: $116.951/2x28 - Plan B Taper Mount Flash Hider for MP5 & MP5K This flash hider is specifically designed for use on MP5, MP5K, and clone firearms featuring the MP5-spec. tri-lug. The internal profile clears the front of the tri-lugs when installed...Now: $105.26Was: $116.95 -
On Sale
HK G3, HK417, HK33, HK53, HK93 Flash Hider - 5/8x24 - Plan B Taper Mount
JMAC Customs
Now: $105.26Was: $116.955/8x24 - Plan B Taper Mount Flash Hider for HK G3, HK417, HK33, HK53, HK93 The 360HD is the latest evolution in JMac Custom's Recoil Reduction Device (RRD) family of muzzle brakes, designed to meet the needs of serious shooters...Now: $105.26Was: $116.95 -
On Sale
Century Arms AP5 Flash Hider - Incomplete
MKE
Now: $33.71Was: $79.95MKE AP5 Incomplete Flash Hider The MKE AP5 and MKE AP5-P OEM flash hider is an essential spare for anyone needing to replace a broken or damaged flash hider body. With a straightforward process, you can easily remove the locking latch, spring, and pins...Now: $33.71Was: $79.95 -
On Sale
HK Pistol Flash Hider - .40 S&W - 4 Prong - Threaded 14.5x1 LH
USA
Now: $32.96Was: $79.95HK .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...Now: $32.96Was: $79.95