Heckler & Koch MR556A4 Upper Receiver Kit 5.56 16.5 Black

$2,178.99

HK 51000384 UPPER RECEIVER KIT MR556A4 16.5″

4 in stock

SKU: L01-HK51000384 Categories: ,

Additional information

Weight 11.95 lbs
Dimensions 43.50 × 13.50 × 0.40 in
Barrel length

16.5 inches

Finish

Anodized

Fit

Ar-15

Caliber

5.56 nato

Manufacturer

Heckler & koch

Model

Mr556a4 upper receiver

Product type

Upper receiver kit

Color

Black

Weight ounces

11.95

Length inches

43.50

Width inches

13.50

Height inches

0.40

Hazard ground

2025-03-12t00:00:00z

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