Diamondback Firearms AR-10 308 Win 16" 1:10 Twist Barrel, Black Nitride Finish - 308M16L50B10R

Diamondback Firearms AR-10 308 Win 16" 1:10 Twist Barrel, Black Nitride Finish - 308M16L50B10R - Barrel for AR-15 - view 1
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Diamondback

Overview

The Diamondback Firearms AR-10 barrel is designed for .308 Win applications, featuring a 16" length with a 1:10 twist rate that stabilizes heavier projectiles for improved accuracy. The mid-length gas system enhances reliability and reduces recoil, making it suitable for various shooting scenarios while the nitride finish provides durability and corrosion resistance. This barrel is commonly found in builds that prioritize a mid-length gas system and .308 caliber, catering to both tactical and precision shooting enthusiasts.

Specifications

MPN308M16L50B10R
Barrel ProfileM4
Thread Pitch5/8x24
Twist Rate1:10
Caliber.308 Win
Barrel Length16
Gas System LengthMid-Length
CoatingNitride
FinishNitride

Available Merchants(7)

Prices checked

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BattleHawk Armory logo
BattleHawk Armory
Shipping varies
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In Stock
$119
Ammunition Depot logo
Ammunition Depot
~$28.90 est. shipping
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In Stock
$126
KY Gun Company logo
KY Gun Company
Flat rate shipping
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In Stock
$131
GritR Sports logo
GritR Sports
Shipping varies
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In Stock
$135
Palmetto State Armory logo
Palmetto State Armory
Free shipping
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In Stock
$143
Optics Planet logo
Optics Planet
Free shipping
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In Stock
$150
Classic Firearms logo
Classic Firearms
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Out of Stock
$137

Build history on GunPartPicker

Builders have been adding the Diamondback Firearms AR-10 308 Win 16" 1:10 Twist Barrel, Black Nitride Finish - 308M16L50B10R to their builds on GunPartPicker since April 2026. All time, it ranks #104 of the 763 barrels builders have added.

Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today 6 of the 7 retailers we track have it in stock. Prices barely moved in August 2026, holding around $125.99, so there haven't been real sales lately. Buying today, the lowest price is $119 at BattleHawk Armory, which matches the best price we saw in August.

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