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Hk Mr556 Upper Receiver Kit – 16.5″ Medium Contour M-lok

$1,866.99

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SKU: 81000584 Categories: ,

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Hk mr556 upper receiver kit 16.5″ medium contour m-lok Other Features: Includes bcg, buffer and buffer spring

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Weight13.4 oz
Dimensions44.15 × 13.55 × 4.6 in

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Hk Mr556 Upper Receiver Kit – 16.5″ Medium Contour M-lok

Out of stock

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