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Bolt Carrier Groups

KAK Industry Enhanced 9mm Bolt Carrier Group for AR9 – Nitride Finish (MO-KAK9MMENHBCG)

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Brand KAK Industry Shop all → MFR# MO-KAK9MMENHBCG UPC 811163035729
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KAK Industry Enhanced 9mm Bolt Carrier Group for AR9 – Nitride Finish (MO-KAK9MMENHBCG)

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Why customers choose this item

  • 9mm AR bolt carrier group
  • Compatible Colt Glock mags
  • 8620 steel carrier body
  • Includes firing pin assembly
  • Nitride finish coating
  • For AR9 platform builds

Product highlights

  • Enhanced 9mm bolt carrier group designed for AR9 platform firearms
  • Compatible with Colt and Glock pattern magazines for versatile use
  • Constructed with 8620 steel carrier and 4130 steel gas key components
  • Includes 8740 steel firing pin for reliable ignition performance consistent
  • Nitride finish enhances surface hardness and corrosion resistance properties overall
  • Weighted steel carrier aids in proper cycling for blowback operated systems

Product description

The KAK Industry Enhanced 9mm Bolt Carrier Group AR9 is a bolt carrier group designed for cycling and firing operations in AR9 platforms. This bolt carrier group is intended for use with 9mm AR-style rifles and carbines.

The KAK Industry Enhanced 9mm Bolt Carrier Group is constructed with an 8620 steel carrier and includes a 4130 gas key and 8740 steel firing pin. It features a steel weighted carrier compatible with both Colt and Glock style magazines. The unit has a black nitride finish for surface protection and wear resistance. This product is used for complete bolt carrier group replacement in AR9 systems. In typical setups, it installs into compatible upper receivers and operates with standard blowback configurations. The KAK Industry Enhanced 9mm Bolt Carrier Group supports magazine compatibility across common AR9 formats.

Specifications

Brand
KAK Industry
Model / Series
MO-KAK9MMENHBCG
MPN (Manufacturer Part #)
MO-KAK9MMENHBCG
UPC
811163035729
Item Type (leaf)
Bolt Carrier Groups
Pack Quantity
1
Weight
14 oz
Primary Use / Application
Cycle Operation
Platform Compatibility
AR-9
Part Category
BCG
Material
Steel
Finish / Coating
Nitride
Heat Treatment
Heat Treated
Included Pieces
Complete BCG
Generation / Revision Compatibility
Enhanced
OEM Spec Level
Mil-Spec

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KAK Industry Enhanced 9mm Bolt Carrier Group for AR9 – Nitride Finish (MO-KAK9MMENHBCG)
KAK Industry Enhanced 9mm Bolt Carrier Group for AR9 – Nitride Finish (MO-KAK9MMENHBCG)
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KAK Industry Bolt Carrier Group for AR-15 224 Valkyrie/6.8 SPC - Phosphate Finish, Black (425-0512-019)
KAK Industry Bolt Carrier Group for AR-15 224 Valkyrie/6.8 SPC - Phosphate Finish, Black (425-0512-019)
Price$142.70$110.84$122.45
Primary Use / ApplicationCycle OperationAR15 BCGAR15 BCG
Platform CompatibilityAR-9AR-15AR-15
MaterialSteel9310 Steel9310 Steel
Finish / CoatingNitridePhosphatePhosphate
Caliber Compatibility—5.56/300BLK.224/6.8 SPC
Configuration—Full AutoFull Auto

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