FAXON Firearms 5.56 9310 Bolt - Nitride

All Faxon Firearms bolt carrier groups
Faxon Firearms 5.56 9310 Bolt - Nitride - Bolt Carrier Group for AR-15 - view 1
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Faxon Firearms

Overview

The Faxon Firearms 5.56 9310 Bolt is designed specifically for 5.56 NATO caliber builds, offering reliable performance and durability in critical components. Its nitride finish enhances corrosion resistance and surface hardness, ensuring longevity even under rigorous use. This bolt is commonly found in standard AR-15 builds where reliability and performance are paramount.

Specifications

MPNFF556BCNITRIDE
Caliber5.56 NATO
FinishNitride

Available Merchants(5)

Prices checked

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Palmetto State Armory logo
Palmetto State Armory
$9.99 shipping (free over $99)
Shipping Speed
In Stock
$51
Classic Firearms logo
Classic Firearms
Shipping varies
Shipping Speed
In Stock
$52
BattleHawk Armory logo
BattleHawk Armory
Shipping varies
Shipping Speed
In Stock
$52
Optics Planet logo
Optics Planet
Free shipping
Shipping Speed
In Stock
$54
Primary Arms logo
Primary Arms
Free shipping over $99
Shipping Speed
Out of Stock
$52

Build history on GunPartPicker

Builders have been adding the FAXON Firearms 5.56 9310 Bolt - Nitride to their builds on GunPartPicker since March 2026. All time, it ranks #302 of the 452 bolt carrier groups builders have added.

Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today 4 of the 5 retailers we track have it in stock. It dipped to $46.80 at Optics Planet for a stretch in September 2026, well under its usual $52, so sales do come around. Buying today, the lowest price is $50.59 at Palmetto State Armory, above September's low of $46.80, so a better deal may come back.

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