Model detail
HK MR556
HK
Track the current price range, compare UPC variants, and scan local, nationwide, and marketplace listings from one page.
Variants
4
Local deals
0
Nationwide
28
Caliber .223 Rem/5.56 NatoCapacity 10Action Semi-Automatic
Featured profile
HK MR556
Specifications
Model essentials
Core attributes pulled from the product profile, ready for side-by-side deal review below.
Caliber
.223 Rem/5.56 Nato
Capacity
10
Action
Semi-Automatic
Category
Rifles
Subcategory
Semi Auto
UPC
Variant matrix
All variants (4)
Compare UPCs, barrel lengths, capacities, and pricing before jumping into listings.
| UPC | Caliber | Capacity | Barrel | Price | Action |
|---|---|---|---|---|---|
| 642230260238 | .223 Rem/5.56 Nato | 10 | — | — | Find deals |
| 642230262553 | 223 Rem | 5.56 NATO | 30+1 | — | — | Find deals |
| 642230261624 | 5.56x45mm NATO | 10+1 | — | — | Find deals |
| 642230262560 | 223 Rem | 5.56 NATO | 10 + 1 | — | — | Find deals |
