Alpha Nitride 7.62x39 BCG with Super Duty Extractor
Description
- Compatible with 7.62x39 ammo.
- Standard .125" bolt face depth.
- All major components have been nitride QPQ treated.
- Puts a layer of 70 RC hardness inside and out of the parts and lowers friction.
- 9310 MPI tested bolt & 8620 steel carrier.
- Shrouded firing pin
- Enhanced firing pin for 7.62x39 steel cased ammo applications.
- Features Alpha 7.62x39 Super Duty Extractor
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- Machined from billet 4140 steel
- Nickle boron plated
- Improved life and extraction reliability
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