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Heckler Koch MR556A1 5.56 30rd Magazine 251770S

SKU HK-251770S

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This item may be regulated for export by the U.S. Department of State or the US Department of Commerce. Please see our Export Policy.
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Magazine Restriction
Magazine Requirements
Magazine capacity is limited by local regulations in CA, CT, CO, MA, MD, NJ, NY, and Washington D.C. Please see our Shipping Policy for details on purchasing magazines.


This 30 round magazine fits HK MR556A 5.56 firearms.


  • Item ConditionNew
  • Caliber:5.56
  • Magazine Capacity:30 round
  • Product TypeMagazines
  • UPC642230248311
  • MPN251770S

Customer Reviews

Average Rating
December 19, 2012

I first used one of these magazines while deployed in Iraq in 2006. I have since used the exact same magazines for two more deployments as well as training. They are heavier than normal magazines but their reliability make up for it.

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March 31, 2016

I have used this product in defense related activities In Iraq and Afghanistan. Quality and reliability are definitely worth the weight.

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August 29, 2019

HK makes first class dependable shooting items and these magazine are a super example of their outstanding reputation! Put that together with the service and prices of Euro Optics & ya have a win win!

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August 19, 2019

Great magazines that have a long reliable longevity! Done business with Euro Optics for decades and they can’t be beat! Super customer service & prompt secure rapid shipping!

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December 10, 2018

I found these magazines very well built and function perfectly. They are heavier than other magazines but willl clearly last longer, very happy with them.

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