The FailZero Bolt Carrier Group is assembled and ready to drop into your Mil-Spec upper receiver.
The FailZero complete bolt carrier group sets itself apart from other manufacturers with EXO Nickel Boron coating on all critical parts. This technology provides permanent dry lubricity to reduce friction and wear, as well as increase corrosion resistance. Choose the FailZero BCG for an extremely durable, reliable AR-15 rifle.Visit our AR-15 Parts and Accessories section to further customize your AR-15 with the best selection of attachments and upgrades online.
FailZero AR-15 Bolt Carrier Group Features and Specifications:
- All Critical Parts Coated with Patented Nickel Boron Coating To Reduce Friction/Improve PerformanceChamber: .223 Remington/5.56mm NATO/.300 Blackout
Action: Semi-Auto
Nickel Boron Treated Parts:
Bolt and Extractor
Bolt Carrier
Extractor
Cam Pin
Carrier Key
Firing Pin
Note: No Hammer Included
Fits: AR-15s chambered in .223 Remington/5.56mm NATO/.300 Blackout
Excellent workmanship…
Mine looks better than the picture. The forward advance catches aren’t cut in as far as the one shown. Mine is perfect and looks even better because the catches are hidden inside the receiver as they should be…
August 29, 2022
Excellent workmanship…
Mine looks better than the picture. The forward advance catches aren’t cut in as far as the one shown. Mine is perfect and looks even better because the catches are hidden inside the receiver as they should be…
August 29, 2022