HECKLER AND KOCH (HK USA) MR556A4 UPPER KIT 5.56MM 16.5″

Specifications

UPC

642230270213

Manufacturer

Heckler & Koch / H&K

Manufacturer Part Number

51000384

Action

.223 REM/5.56 NATO

Barrel Length

16.5"

Caliber/Gauge

.223 REM/5.56 NATO

Model

MR556 A4 Upper Receiver

Package Height

3.5

Package Width

13.5

Product Type

Accessory-Uppers

Rate of Twist

1-in-7"

Shipping Weight

11.3

SKU

LIP|HK51000384