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DSG Bolt Carrier Group for AR15, M4 and M16 - Black Nitride Coated

Manufacturer: DSG Arms
SKU: DSG-4101-0001
Manufacturer part number: DSG-4101-0001
UPC: 842361108816
Out of stock - Currently No Backorders
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DSG's AR15 complete bolt carrier group (BCG) M16 profile includes an MPI magnetic particle inspected bolt machined from 9310 steel. Each Bolt includes a factory-installed extra power extractor spring and a black insert.

Carriers are manufactured from 8620 steel and gas keys are properly staked. Each Bolt Carrier Group is black nitride coated for a smooth and extremely hard finish. DSG marked and visible via the open ejection port.

As used on DSG complete uppers.


  • 9310 Steel bolt
  • Black Nitride coated
  • MPI Magnetic Particle Inspected and marked
  • Extra Power Extractor spring with black Insert
  • Properly staked gas key
  • 8620 steel carrier


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