KGM Technologies R556 5.56mm Rifle Suppressor (Black)

Achieve superior sound, flash, and recoil reduction with the KGM Technologies R556 5.56mm Suppressor. Engineered in Norcross, Georgia for military, law enforcement, and tactical rifle applications, this rugged 5.56 NATO suppressor features KGM’s signature forward-venting end cap ports designed to minimize gas blowback to the shooter’s face, reduce muzzle rise, and eliminate visible flash.

Equipped with a ratcheting locking collar and a 1/2x28 direct thread mount adapter, the R556 delivers repeatable point-of-impact consistency and secure attachment under sustained semi-auto or full-auto fire, and includes the factory hook spanner wrench for easy mount installation and service.

NFA Compliance Notice: This item is an NFA-regulated firearm suppressor (silencer). All National Firearms Act (NFA) rules, ATF Form 3 / Form 4 transfer procedures, background checks, and federal, state, and local laws apply. Ships strictly to a valid FFL/SOT dealer.

Key Features:

• 5.56mm NATO / .223 Rem Rated: Purpose-built for 5.56x45mm platforms with full-auto durability and minimal point-of-impact shift.

• Low-Blowback Vented End Cap: Perimeter gas ports at the muzzle cap redirect excess propellant gases forward to reduce carrier speed, toxic gas blowback, and muzzle climb.

• Locking Collar & Direct Thread Mount: Features a slotted ratcheting locking collar with release lever paired with a hex-flat direct thread adapter (1/2x28) for rock-solid retention.

• Spanner Wrench Included: Comes with the factory black steel hook spanner wrench for tightening and servicing the mount assembly.

• Engraved Factory Markings: Marked KGM, NORCROSS, GA, R556, and 5.56MM on the rear collar ring in a matte black finish.