In Stock
AR-STONER AR-15 Bolt Carrier Group 5.56x45mm NATO Nickel Boron
Sold byMidwayUSA•Posted Apr 27, 2026
Compare prices for AR-STONER AR-15 Bolt Carrier Group 5.56x45mm NATO Nickel Boron$100.99
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Deal Summary
- Currently in stock.
- Caliber: 223/5.56
- Category: parts
- UPC: 811163036474
- SKU: 325398
- Brand: Ar-Stoner
Price History
Deal Details
The AR-STONER Nickel Boron Bolt Carrier Group is a great option for your next 223 Remington or 5.56 AR-15 Build. Machined to strict mil-spec tolerances, this BCG is drop-in ready. The Nickel Boron finish provides enhanced reliability and is more resistant to wear. The EXO NiB breakthrough technology creates a permanently lubricious surface, harder than the substrate itself, which eliminates the need for grease, oil, or any wet lubrication for the life of the weapon. Unlike films, conventional co
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