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HK UPPER MR556A4 5.56 11″ BLK
$2,224.99
HK UPPER MR556A4 5.56 11″ BLK
Additional information
| upc | 642230270220 |
|---|---|
| manufacturer | Heckler & Koch / H&K |
| Manufacturer Part Number | 51000385 |
| Action | .223 REM/5.56 NATO |
| Barrel Finish | Stainless |
| Barrel Length | 11" |
| Caliber/Gauge | .223 REM/5.56 NATO |
| Length | 31.1000 |
| Model | MR556 A4 Upper Receiver |
| Package Height | 4.0 |
| Package Width | 13.0 |
| Product Type | Accessory-Uppers |
| Rate of Twist | 1-in-7" |
| Shipping Weight | 8.8 |
3 in stock
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Description
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling
