
Product detail
FailZero 5.56 Full Auto Bolt Carrier Group
SKU: UHFZM16401NH
$138.71
About FailZero 5.56 Full Auto Bolt Carrier Group
Designed for shooters who value smooth operation and ease of maintenance, the FailZero 5.56 Full Auto Bolt Carrier Group features EXO Nickel Boron coating on all critical components. This advanced surface treatment reduces friction, supporting consistent cycling and minimizing the need for frequent lubrication, which can contribute to a more comfortable shooting experience.
The BCG arrives fully assembled and is compatible with most mil-spec M16, M4, or AR15 upper receivers, making installation straightforward. The Nickel Boron coating enhances durability and corrosion resistance, further supporting reliable function over extended use.
Features
- EXO Nickel Boron coating for permanent dry lubricity
- Fully assembled and ready for installation
- Compatible with most mil-spec M16, M4, and AR15 upper receivers
- Enhanced wear and corrosion resistance
- Reduced friction for smoother operation
Specifications
- Caliber compatibility: 5.56/.223
- Nickel Boron treated parts: Bolt, Extractor, Bolt Carrier, Cam Pin, Carrier Key, Firing Pin
- Brand: FailZero
- Color: Silver
- MPN: FZ-M16/4-01-NH
- UPC: 881314861781
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Frequently asked questions
FAQ
Blvista ships the Uct Coatings Inc. Fail Zero FailZero 5.56 Full Auto Bolt to U.S. addresses for a flat $16.95, set by its shipping category.
No. As a firearm, the Uct Coatings Inc. Fail Zero FailZero 5.56 Full Auto Bolt is non-returnable and non-refundable once it ships, due to the nature of the firearms industry, unless it arrives damaged, defective, or incorrect (report within 48 hours of delivery). See the Blvista return policy for details.
Yes, Blvista has the Uct Coatings Inc. Fail Zero FailZero 5.56 Full Auto Bolt in stock and ready to ship.
Yes. As a firearm, the Uct Coatings Inc. Fail Zero FailZero 5.56 Full Auto Bolt ships from Blvista to a licensed FFL dealer of your choice for in-person transfer and the required background check. Ammunition and accessories do not require an FFL.
The Uct Coatings Inc. Fail Zero FailZero 5.56 Full Auto Bolt is made by Uct Coatings Inc. Fail Zero (MPN FZ-M16/4-01-NH, UPC 881314861781).
Every Uct Coatings Inc. Fail Zero FailZero 5.56 Full Auto Bolt sold by Blvista is brand-new and factory-sealed, never used or refurbished.
Key specifications: Brand: FailZero; Color: Silver.












