HKParts Posted April 8, 2016 Report Share Posted April 8, 2016 (edited) 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 _________ HK MR556 & HK 416 10.4" 556 Upper Conversion Kit || $589.95http://www.hkparts.net/shop/pc/HK-MR556-HK-416-10-4-556-Upper-Conversion-Kit-14p17824.htm _________ Thanks for looking! Click here to visit our website to view more HK parts & accessories. Edited April 8, 2016 by HKParts Link to comment Share on other sites More sharing options...
HKParts Posted April 11, 2016 Author Report Share Posted April 11, 2016 4 hours ago, ghfbudds said: do you have these in stock? Yes, they are in stock and ready to ship! http://www.hkparts.net/shop/pc/HK-MR556-HK-416-10-4-556-Upper-Conversion-Kit-14p17824.htm Link to comment Share on other sites More sharing options...
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