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ERGO AR-15/M16 9MM BOLT CARRIER GROUP (BCG) - Image 1
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ERGO AR-15/M16 9MM BOLT CARRIER GROUP (BCG)
ERGO AR-15/M16 9MM BOLT CARRIER GROUP (BCG) - Image 2
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ERGO AR-15/M16 9MM BOLT CARRIER GROUP (BCG)

WARNING

$137.50

The ERGO AR-15/M16 9MM Bolt Carrier Group allows you to make your own custom 9mm AR. Constructed from a single piece of steel billet and fits Colt & Glock 9mm style AR-15 and M16 rifles.

All parts are made, coated and assembled in the United States of America. 

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SKU: 4955-(B) Categories: , , , , , , ,
Description
  • Material: Case Hardened 8620 Steel
  • Finish: Black Nitride
  • Gas Key: 4130 Steel attached with Grade 8 hardware and properly staked
  • Cam Pin: Hardened 4340 cam pin
  • Firing Pin: Mil Spec firing pin made of 8740 steel, center-less ground and Hard Chromed
  • Bolt Assembly: The Bolt is Mil Spec dimension and external surfaces are CNC ground after heat treat for a precision fit
  • Bolt Material: Case Hardened 9310 Steel.
  • Finish: All Bolt components Shot Peened and Black Nitride (except extractor)
  • Extractor: 4340 Steel , Manganese Phosphate coated
  • Mil Spec Extractor Spring and O-Ring Combination
  • MPI: Magnetic Particle Inspected
  • 100% Made and Assembled in the USA
  • Bolt: 9310 material, shot peened, MPI tested and hard engraved
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Shipping & Delivery
Minor components such as hardware are made of foreign materials.

I.T.A.R.

International Traffic in Arms Regulations Controlled Product