HK MR556A4 16.5" 5.56 NATO Rifle, Black - 81000827

Name: HK MR556A4 16.5" 5.56 NATO Rifle, Black - 81000827
Brand: HK
SKU: 51655173935

Rifle HK UPC 642230269408 MPN 81000827

$3,749.00

at GrabAGun · checked 5 hours ago

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8 retailers · 4 in stock

This listing: Palmetto State Armory $3,749.00

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Lowest price across retailers each day.

Lowest seen: $3,336.09
Typical price: $3,336.09
Tracked since: Apr 27, 2026

Today's best price is $412.91 above the 202-day low and 12% above typical.

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