ALPHA Standard Nitride 7.62x39 BCG
- Compatible with 7.62x39 ammo.
- Standard .125" bolt face depth.
- Mag Phos Extractor
- All other major components have been nitride QPQ treated.
- Nitride treatment adds a layer of 70 RC hardness and lowers friction.
- 9310 MPI tested bolt & 8620 steel carrier.
- Bolt designed to allow deeper firing pin penetration for use with steel cased ammo.
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