HK416 / MR556 Muzzle Devices / Adapters

SureFire Procomp (5.56/223) Muzzle Brake - Threaded 1/2x28 The advanced SureFire ProComp 556 muzzle brake fits M4/M16 weapons and variants with 1/2x28 muzzle threads. It significantly reduces both recoil impulse and muzzle rise, allowing the weapon to...

JMac 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...

1/2x28 - 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...

Strike 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,...

Heckler and Koch's Factory Correct Flash Hider - Threaded 15x1 RH Fits all HK barrels. 15x1 The right-hand thread is the thread pitch. Perfect for the SL8 and G36 type conversions. Specifications: Threaded 15x1 RH Compatible With: HK416 HK MR556 HK...

HKP Extended 4 Prong Flash Hider for all HK - 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 yield a 16.1" overall barrel length...