FAXON Firearms Duty Series 12.5\" 5.56 NATO Barrel 15A57C125NMP-CL 4150 CMV Chrome Lined Phosphate AR-15
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Faxon Firearms
Overview
The Faxon Firearms Duty Series 15" barrel is designed specifically for the 5.56 NATO caliber, making it suitable for a variety of AR-15 builds. Its carbine gas system length ensures reliable cycling and performance, especially in shorter configurations where balance and maneuverability are key. This phosphate-finished barrel is often found in tactical and duty-oriented builds, where durability and consistent accuracy are crucial.
Specifications
FAXON Firearms Duty Series 12.5\" 5.56 NATO Barrel 15A57C125NMP-CL 4150 CMV Chrome Lined Phosphate AR-15
Available Merchants(5)
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Price Alert
Price and stock
Availability is good for the FAXON Firearms Duty Series 12.5\" 5.56 NATO Barrel 15A57C125NMP-CL 4150 CMV Chrome Lined Phosphate AR-15: it was in stock at one retailer or another nearly every day in September 2026, and today all 5 retailers we track have it in stock. It dipped to $188.60 at BattleHawk Armory for a stretch in September 2026, well under its usual $219, so sales do come around. Buying today, the lowest price is $188.60 at BattleHawk Armory, which matches the best price we saw in September.
Prices checked · refreshed daily across 37 retailers
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