- Heckler & Koch elected to design its own, aggressively textured pistol grip.
- With an extended latch, the carbine’s charging handle can be accessed with ease in virtually any condition.
- A widely flared magazine well makes magazine changes fast and easy.
- Anyone familiar with Heckler & Koch rifles will recognize the markings for its safety lever.
- A tongue in the rear of the handguard prevents the possibility of torque, which could misalign the top rail and compromise the gun’s precision-shooting capability.
- Backing out a cross-bolt allows the free-float fore-end to slip over the gas block and barrel for removal.
- The stock has dual battery-storage tubes and a compartment for spare parts and the tool needed to separate the upper- and lower-receiver groups.
- Civilians finally have a chance to own a semi-automatic version of the coveted HK416 that is every bit as accurate as its inspiration.
- The MR556A1’s 16-inch, heavy-contour barrel is paired with a one-piece, free-floating handguard that contains four 1913 rails.
- A special tool is used to push the center of the receiver’s retainer pins for disassembly.
- Iron sights on the MR556A1 consist of the standard Heckler & Koch rotating-drum rear sight and a front post surrounded by curved wings.
- Iron sights on the MR556A1 consist of the standard Heckler & Koch rotating-drum rear sight and a front post surrounded by curved wings.
- The rear portion of the MR556A1’s bolt carrier is enlarged to prevent it from tilting during operation.
- Because it uses metric specifications, some polymer magazines will not work, but Magpul’s EMag does.
- HK’s proprietary short-stroke gas-piston operating system, which replaces the traditional gas tube with a solid “pusher” rod, is at work in the MR556A1.
- The MR556A1 weighs 7 pounds, 3 ounces, and has an overall length of 37 inches with the stock extended.
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As a very satisfied multiple USP owner, I very much like the design and see similarity in all HK designs. I would really like one.
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