HK MR556, HK416 Extractor Spring Buffer
HK 416, MR556 Extractor Spring Buffer
This buffer fits inside the extractor spring in the extactor pocked of the bolt. This item is a high wear item and a spare would be highly advised.
Fits all HK MR556 & HK416 Firearms.
- Condition: New
- Origin: German
- Brand: Heckler & Koch