Heckler & Koch MR556 A4 Upper Receiver, 223 Remington/556NATO, 16.5" Barrel, Threaded 1/2X28, M-LOK Handguard, Anodized Finish, Black, Fits AR-15 Lower Receivers, Includes Bolt Carrier Group, Charging Handle, Buffer Weight and Buffer Spring 51000384
Manufacturer | Heckler and Koch
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Model | 51000384
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UPC | 642230270213
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Caliber | 223 Rem
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Unit/Measure | ea
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Stock | 29
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