Expo Arms 5.56 NATO Nitride AR-15 Barrel - GOV Profile - Mid Length - 13.95" - $109.95

Description

The Expo Arms AR-15 Barrels are designed to give you a premium barrel at an affordable cost. This AR barrel is made from Mil-Spec 11595E certified 4150 steel and features a fully Nitrided bore and exterior for corrosion resistance. This 13.95” model features a government contour with a mid-length gas system and .0785” port diameter for reliable function. Additionally, the .750 gas seat diameter is dimpled for securely attaching set screw gas blocks. The 1:7 twist rate is optimal for heavier 62 grain ammunition and the muzzle is threaded 1/2x28 for your favorite 5.56 muzzle device and is the perfect length for pinning and welding. If you are looking for a combat ready barrel that provides exceptional accuracy and reliability, you can’t go wrong with an Expo Arms M4 barrel.
Features:
- 13.95” Government profile chambered in 5.56 NATO
- Mid-Length gas system with .077” port diameter
- .750” dimpled gas block shelf
- Made from Mil-Spec 11595E 4150 steel
- Nitrided finish
- 1:7 twist rate and 1/2x28 muzzle thread
- M4 feed ramps
Expo Arms offers top-quality MIL-SPEC AR-15 components at rock bottom prices. Made in the U.S.A. and covered by Expo’s Limited Lifetime Warranty against manufacturer defects, material or workmanship problems, and even normal wear and tear.
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Specifications
Barrel Coating: Salt Bath Nitride
Barrel Contour: Government
Barrel Length: 13.95 in
Barrel Lining: Salt Bath Nitride
Barrel Material: 41V50 Chrome Moly Vanadium Steel
Brand: Expo Arms
Caliber Gauge: 5.56 NATO
Feed Ramps: M4
Gas Seat Diameter: .750
Gas System Length: Mid-Length
Platform: AR-15
Thread Pattern: 1/2 X 28
Twist Rate: 1:7
MPN#: XP-B-556-139-GOV-P