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Always follow proper firearm safety protocols and local laws.
HK MR556 “Battle Worn” Finish 5.56 Platform — M-LOK Rail, HK Soft Case, Bipod + Vertical Grip
HK MR556 in a battle-worn distressed finish with M-LOK handguard, rail-mounted bipod, vertical grip, HK soft case, and one PMAG-style magazine. Clean, turnkey setup.
Description
The HK MR556 is the “HK piston feel” in a civilian-ready package—built around HK’s short-stroke piston system and known for running clean and consistent. This one is finished in a battle-worn / distressed two-tone look that gives it a rugged, high-contrast vibe without needing to baby it.
MR556 $4299
Bipod $114
Grip $30
Customer Finish $300
Total Value $4,743
It’s set up with a long M-LOK handguard, vertical grip, and a rail-mounted bipod for a ready-to-shoot bench/training setup. Photos also show an HK-branded soft case and one Magpul-style magazine, plus an extra muzzle device pictured off to the side.
Specs Table
| Specification | Detail |
|---|---|
| Manufacturer | Heckler & Koch (HK) |
| Model | MR556 (variant appears MR556A1-style) |
| Caliber | 5.56 NATO / .223 |
| Operating System | Short-stroke piston (MR556 platform) |
| Finish / Color | Custom “battle worn” / distressed silver-black appearance |
| Handguard | M-LOK style, extended length |
| Stock | HK-marked adjustable stock |
| Bipod | Rail-mounted bipod |
| Vertical Grip | Installed (black) |
| Magazine Included | 1 Magpul PMAG-style magazine |
| Case | HK-branded soft case (pictured) |
| Other Included | Extra muzzle device shown loose (pictured) |
Product Highlights
| Brand | MR556 |
| Model | MR556 |
| SKU | 642230269408 |
Additional information
| Manufacturer | MR556 |
|---|---|
| Model | MR556 |
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