Description
Heckler & Koch MR556 A4 Upper Receiver, 223 Remington/5.56 NATO, 16.5 Barrel, Threaded 1/2X28, M-LOK Handguard, Anodized Finish, Black, Fits AR-15 Lower Receivers, Includes Bolt Carrier Group, Charging Handle, Buffer Weight and Buffer Spring 51000384
Additional information
| Weight | 160.0 kg |
|---|---|
| Dimensions | 111.76 × 33.66 × 10.8 cm |
| brand | Heckler & Koch |
| caliber | 223 Remington |
| item_type | Upper |
| manufacturer | Heckler & Koch |
| model | MR556 A4 Upper Receiver |
| part_number | 51000384 |
| upc | 642230270213 |
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