HK MR556 A4 5.56 NATO 11″ 10-Round Black Rifle

The HK MR556 A4 is a premier 5.56 NATO rifle inspired by the renowned HK416. Featuring an 11-inch barrel and a 10-round capacity, this black rifle showcases HK's commitment to performance without compromise. Its short-stroke gas piston system minimizes carbon fouling, promoting longer operation and reduced maintenance compared to direct-impingement systems. The adjustable gas regulator allows for optimization between suppressed and unsuppressed firing. With fully ambidextrous controls, a lighter weight, and a slimmer profile, the MR556 A4 is designed for ease of use and versatility.

Key Features

• Short-stroke gas piston system for cleaner operation
• Adjustable gas regulator for tailored performance
• Fully ambidextrous controls
• Lightweight and slim profile

For enthusiasts seeking a top-tier AR with exceptional reliability and durability, the HK MR556 A4 is an outstanding choice. Available from ICB Firearms, with fast nationwide shipping and local pickup in Saint Clair Shores, Michigan.