Product Details
RCM HK STYLE .40/10MM CAL BOLT HEAD ASSEMBLY
The RCM Hk Style .40 Bolt Head is the real deal for when its time to replace your 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 ordnance grade steel. Machined and Heat Treated to exact HK Specs.
This offering is the finest US made bolt head available. Each Bolt head comes complete and assembled ready to go:
- Extractor US
- Extractor spring US
- Roller retainer spring German HK
- Pair of 8mm standard MP5 40/10 rollers US
- Roller retainer pin US
- 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
