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6.5 Grendel Type 2 Black Nitride Bolt Carrier Group

$149.00
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SKU:
ACC-6.5-BCG
UPC:
ACC-6.5-BCG
Shipping:
Calculated at Checkout
Description  
6.5 Grendel Type 2 bolt face - Black Nitride Bolt Carrier Group.
 
   
   
Technical Specs
  • Type 2 6.5 Grendel bolt face.
  • True Mil-Spec Bolt Carrier Group
  • Material: Case Hardened 8620 Steel
  • Finish: Black Nitride. This advanced low friction coating minimizes the need for lubricants.
  • Gas Key: 4130 Steel attached with Grade 8 hardware and properly staked into a milled “valley” to ensure proper positioning.
  • Cam Pin: Hardened 4340 cam pin
  • Firing Pin: Mil Spec firing pin made of 8740 steel, center-less ground and Hard Chrome coated
  • Bolt Assembly: The Bolt is “true” 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 Manganese Phosphate or Black Nitride
  • Extractor: 4340 Steel , Manganese Phosphate coated
  • Mil Spec Extractor Spring & O-Ring Combination
  • MPI: Magnetic Particle Inspected
  • HPT: High Pressure Test
  • Made in USA