Description
Features
- Short Stroke Gas Piston
- HK416 Upper Receiver
- M-LOK Handguard
Specifications
| Manufacturer | Heckler and Koch (HK USA) |
|---|---|
| Model | MR556 A4 |
| Model # | 81001313 |
| UPC | 642230272033 |
| Caliber / Gauge | 223 Rem | 5.56 NATO |
| Action | Semi-Auto |
| Capacity | 10 + 1 |
| Barrel length | 11" |
| Overall length | 26.5" |
| Rate of twist | 1-in-7" |
| Finish | Gray Cerakote |
| Finish type | Applied Finish |
| Receiver | Fully Ambidextrous Lower |
| Stock / grips | Collapsible / Folding Stock HK Endanced Ergonomic Grip |
| Grip type | HK Endanced Ergonomic Grip |
| Sights | No Sights |
| Sights type | None |
| Safety | Ambidextrous Safety Lever |
| Magazine | 1 10 rd. |
| Weight | 6.61 lbs. |
| Thread pattern | 1/2×28 |
| Family | MR556 Series |
FFL transfer required. This firearm ships to a licensed dealer for transfer.
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