BAD ENHANCED MAG CATCH BLK
April 8, 2026
SIG SAUER ROMEO ZERO SHROUD KIT
April 8, 2026
FailZero 5.56 Full Auto BCG Black
$165.74
FailZero 5.56 Full Auto BCG Black
1 in stock
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 coated with EXO Nickel Boron technology that provides permanent dry lubricity extreme durability and increases both wear and corrosion resistance. Our patented Nickel Boron coating will reduce friction and improve the overall performance of your rifle.
Nickel Boron treated parts include:
- Bolt & Extractor (5.56/.223 compatible)
- Bolt Carrier
- Extractor
- Cam Pin
- Carrier Key
- Firing Pin
| UPC | 094922014276 |
|---|---|
| Manufacturer | Uct Coatings Inc. Fail Zero |
| Manufacturer Part Number | FZ-M16/4-01-NH-BLACK |
| Length | 10.3000 |
| Model | M16/M4 |
| Product Type | Bolt Carrier Group |
| Shipping Weight | 0.805 |
