Home > AR-15 > UPPER > BOLT CARRIER GROUPS >

223 Black Nitride Bolt Carrier Group
ODIN Works 223 Bolt Carrier Group
 
Price: $129.00
Sale Price: $122.55
Savings: $6.45


Product Code: ACC-223-BCG
QTY:

Description Warranty Policy & Prop. 65 Warning
 
As an essential part of any rifle, the ODIN Works .223 Black Nitrided, Type 2 bolt face is Mil-Spec and comes with a Case Hardened 8620 Steel Black Nitride Finish. This advanced low friction coating minimizes the need for lubricants. 4130 Steel Gas Key attached with Grade 8 hardware and properly staked into a milled “valley” to ensure proper positioning. Don't skimp on an essential part of your build, go with only the best.
Features
  • Mil-Spec dimensions 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
  • Black Nitride Extractor: 4340 Steel Mil Spec Extractor Spring & O-Ring
  • Combination MPI: Magnetic Particle Inspected
  • HPT: High Pressure Test Made in USA Carrier fits AR15/M4 compatible style Rifles (i.e.) .223/5.56mm, .300 Blackout

Average Rating: Average Rating: 5 of 5 5 of 5 Total Reviews: 99 Write a review »

  0 of 0 people found the following review helpful:
 
5 of 5 BCG July 12, 2026
Reviewer: Jeff from Mountain Home, ID United States  
I have used these BCGs on my last few builds with excellent results. I will be ordering one in 6 ARC shortly for the next build.

Was this review helpful to you?

  0 of 0 people found the following review helpful:
 
5 of 5 BCG June 18, 2025
Reviewer: J And L Gunsmithing from CHESAPEAKE, VA United States  
Odin bolt carrier is top quality

Was this review helpful to you?

  1 of 1 people found the following review helpful:
 
5 of 5 Amazing quality June 17, 2020
Reviewer: Trevor Brandon from Powell, WY United States  
Best black nitride for the price and great customer service

Was this review helpful to you?

  1 of 1 people found the following review helpful:
 
5 of 5 Excellent June 5, 2020
Reviewer: Mark Grahn from MN  
Well matched bolt for the barrel

Was this review helpful to you?

  1 of 1 people found the following review helpful:
 
5 of 5 June 4, 2020
Reviewer: Anonymous Person  


Was this review helpful to you?

View All Customer Reviews