Current Stock: 1
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Description
223/556 Nitride Bolt Carrier Group (BCG)
This .223/5.56 Bolt Carrier Group (BCG) is manufactured by Swan Machine specifically for AR15Parts.com. It is built to Mil-Spec standards that include a 9310 steel bolt assembly that is nitride treated for durability, a nitride treated 8620 steel carrier assembly, and a properly staked gas key (grade 8 fasteners). This .223/5.56 BCG will work with all AR15PARTS.COM UPPER ASSEMBLIES CHAMBERED IN 223/556/300BO/350L/204R.
Specifications:
- 5.56/223/300BLK/204 Ruger/350 Legend
- AR15/M16/M4 Mil-Spec Profile
- 8620 Steel Carrier
- 9310 Steel Bolt
- MIM Steel Extractor w/ Crane (NAVSPECWAR) o-ring & spring
- Mil-Spec Staking on the Keys
- Magnectic Particle Inspected (MPI)
- Shot Peened
- Black Nitride finish
- MADE IN USA
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Details
Details
Current Stock: 18SKU: BC55NNIAvailability: Usually Ships in 24 Hours