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Hk Mr556 5.56 16.5 Mlok Upper Receiver Kit
$1,720.30
$2,169.00
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Heckler & Koch
Hk Mr556 Upper Receiver Kit 9 Mrs Handguard
Hk Mr556 Upper Receiver Kit 9 Mrs Handguard
$1,811.70
$2,069.00
(You save
$257.30
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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
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