Hk Mr556 5.56 16.5 Mlok Upper Receiver Kit

Hk Mr556 5.56 16.5 Mlok Upper Receiver Kit

$1,737.08 $2,169.00
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About this item

The Heckler & Koch MR556 5.56 16.5 MLOK Upper Receiver Kit offers precision, reliability, and a cold-hammer forged barrel for AR-style rifles.

Brand: Heckler & Koch

Caliber or Gauge: 5.56x45mm NATO

Is FFL Transfer Required: Yes

Product Details

The MR556A1 Upper Receiver Kit includes a complete upper receiver/barrel assembly bolt carrier assembly buffer and buffer spring allowing most high-quality 5.56 mm AR-style rifles to be retrofitted to HK's pusher rod system. - Complete MR556 Upper Receiver/Barrel Assembly HK 16.5 inch cold-hammer forged barrel upper receiver with forward assist extended convertible charging handle HK Free Floating Rail System handguard - Complete MR556 Bolt Group Assembly - Tungsten Filled HK Proprietary Buffer - HK Proprietary Buffer (Action) Spring
SKU:
HK 81000584
UPC:
642230262607