Uct Coatings Inc. Fail Zero FZ 9mm Black Nitride AR9 Bolt Carrier Group
$151.96
Fully assembled 9mm BCG compatible with Glock/Colt lowers. Black nitride coated for enhanced durability and reliability in your AR9 build.
2 in stock
This 9mm Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most 9mm AR platform rifles and pistols. The FailZero Black Nitride 9mm BCG is compatible with both lowers designated for Glock or Colt magazines. All critical parts are coated with Salt Bath Nitride (Black) which provides durability and increases both wear and corrosion resistance.
Details:
- FZ 9MM BCG is compatible with both Glock and Colt style magazines
- 8620 heat treated (same as Mil-Spec) AR Carrier
- Black Nitride Finish (Salt Bath Nitride)
- Staked carrier guide (gas key)
- 5.56 Extractor
- Chrome Firing Pin
| Weight | 1.005 lbs |
|---|---|
| Dimensions | 11.000 × 3.750 × 2.000 in |
| Manufacturer | Uct Coatings Inc. Fail Zero |
| Finish | Black Nitride |
| Material | 8620 heat treated steel |
| Compatible With | Glock and Colt style magazines |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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