Description
HKP HK MR556/416 Extractor Spring Buffer
This buffer fits inside the extractor spring in the extractor pocked of the bolt. This item is a high wear item and a spare would be highly advised.
Compatible With:
- HK MR556 & HK416 Firearms
Additional Information
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FIREARM MODEL(S):
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, HK MR556
, HK 416
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CALIBER:
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5.56 / .223
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COLOR:
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Black
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