Finally! An answer for all of those that have been wanting a 10.4" 416 upper or a barrel option for your MR556, CR556. The HK MR556 & HK 416 10.4" 556 Upper Conversion Kit works on any HK 416 or MR556 upper receiver. Comes with a barrel wrench tool for ease in making the barrel swap a breeze.
Order on our website or by phone.
WWW.HKPARTS.NET || 801.987.3494
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HK MR556 & HK 416 10.4" 556 Upper Conversion Kit || $589.95 http://www.hkparts.net/shop/pc/HK-MR556-HK-416-10-4-556-Upper-Conversion-Kit-14p17824.htm
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