American Built Arms Bolt Assembly, 5.56mm, AR-15, Nickel Boron
AB ARMS BOLT ASSEMBLY – 5.56MM AR-15 NICKEL BORON
$83.54
Online Inventory. Firearms ship to your licensed FFL dealer of choice, while all other items ship directly to you. Typically ships within 1–4 working days.
Only 2 left in stock
The American Built Arms Bolt Assembly (brand part no. ABA556B) is a 5.56mm AR-15 bolt machined from steel and finished in nickel boron. American Built Arms Company plates the bolt in nickel boron so it needs virtually no lubrication during use, and the manganese phosphate coated extractor delivers a surface finish built for superior extraction during firing. It is made in the USA.
Key Specifications
- Chambered for 5.56mm AR-15 platforms.
- Machined from steel.
- Finished in nickel boron, requiring virtually no lubrication during use.
- Manganese phosphate coated extractor for superior extraction during firing.
- AR-15 accessory, compatible with standard AR-15 builds.
- Made in the USA.
Frequently Asked Questions
Does this bolt need regular lubrication? No, the nickel boron finish means it needs virtually no lube during use.
What caliber is this bolt built for? 5.56mm AR-15 platforms.
What makes the extractor different? A manganese phosphate coating that provides a surface finish built for superior extraction.
Buy the American Built Arms Bolt Assembly
Run a low-maintenance, nickel boron bolt built for reliable extraction. Order it from our AR15 bolts selection at our Lubbock, Texas gun shop for fast, direct shipping.
Additional Information
| UPC | 859143003436 |
|---|---|
| Manufacturer | American Built Arms Company |
| Manufacturer Part Number | ABA556B |
| Length | 5.5000 |
