Expo Arms 5.56 AR-15 Barrel - Carbine - Government - 10.5"

Manufactured by Expo Arms

Details

Build your next 10.5" rifle with the Expo Arms 5.56 AR-15 Barrel, featuring a carbine-length gas system with a classic Government profile. This barrel is built for heavy-duty use from 4150 chrome moly vanadium steel with a salt bath nitride finish for extra wear resistance.

Features:

10.5" barrel, Government profile
Chambered in 5.56 NATO, 1:7 twist
4150 chrome moly vanadium steel
Salt bath nitride finish
Carbine-length gas system
.750" gas seat diameter
Threaded 1/2x28
2 lbs weight

The 1:7 twist rate ensures proper bullet stability through a large range of grain weights from 55gr up to 77gr, giving plenty of options for different use cases.

Expo Arms delivers mil-spec AR-15 components at competitive prices without compromising quality.

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Specifications

Barrel CoatingSalt Bath Nitride

Barrel ContourGovernment

Barrel Length10.5

Barrel LiningSalt Bath Nitride

Barrel Material41V50 Chrome Moly Vanadium Steel

BrandExpo Arms

Caliber Gauge5.56 NATO

Feed RampsM4

Gas Seat Diameter.750

Gas System LengthCarbine

PlatformAR-15

Thread Pattern1/2 X 28

Twist Rate1:7

Weight2 lbs.

California Prop 65 warning

WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information go to www.P65Warnings.ca.gov.

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