This BCG is designed for shooters looking for a tactical advantage resulting from the non-reflective properties of Black Nitride.
The carrier comes with a Black Nitride finish for great corrosion protection and wear resistance. 

This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec M16, M4 or AR15 upper receivers. All critical parts are Black Salt Bath Nitride Finished which provides durability and increases both wear and corrosion resistance.

Black Nitride treated parts include:

• Bolt & Extractor (5.56/.223 compatible)
• Bolt Carrier
• Extractor
• Cam Pin
• Carrier Key

Firing Pin has chrome finish

Failzero M16/m4 Bolt Carrier Group, No Hammer, Black Nitride Coated, Black Finish Fz-nitride-01-nh

Model: M16/M4
Product Type: Bolt Carrier Group
Finish/Color: Black Nitride
Description: No Hammer