MP5 40, MP5 10mm Bolt Head Complete – RCM


HK MP5 40/10 Bolt Head Complete – RCM- US

Each bolt head incorporates the same enhanced material as all of the new RCM products. Ideal to replace out of spec, worn or broken bolt heads or for that custom build. Each bolt head will work and fit on semi or full auto MP5 40,10mm pistol or rifles. Each bolt head is made from a solid billet, hardened & polished just like the expensive & hard to find HK German MP5 40 bolt head. This offering is the finest US made bolt head available. Each Bolt head comes complete and assembled ready to go:

  • Extractor RCM US
  • Extractor spring German HK
  • Roller retainer spring German HK
  • Pair of 8mm standard MP5 40/10 rollers US
  • Roller retainer pin German HK

US made parts use a new enhanced grade steel, heat treated to HK factory specifications. As an added bonus each bolt head counts as 1 US Compliant part. This is simply the finest bolt head HK or otherwise for the money. Made right here in the USA with all of the latest upgrades, material & improvements.

  • Origin: USA
  • Brand: RCM

Out of stock

SKU: HKP-02664

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