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HK UPPER MR556A4 5.56 16.5″ BLK

HK UPPER MR556A4 5.56 16.5" BLK

HK UPPER MR556A4 5.56 16.5″ BLK

$2,179.00

HK UPPER MR556A4 5.56 16.5″ BLK

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SKU: LIP|HK51000384Categories: AR15 UppersTags: Online Only

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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
Barrel Finish	STAINLESS
Length	43.9500

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