Expo Arms 5.56 NATO Chrome Lined AR-15 Barrel - SOCOM Contour - .073" Gas Port - Carbine - 10.3"
Details
Details
Expo Arms AR-15 Barrels are designed to give you a premium barrel at an great cost. This AR barrel is made from 4150 CMV steel and features a chrome lined bore to withstand high temperatures for a long barrel life. This 10.3” model features a SOCOM profile with a carbine gas system and .073” port diameter for reliable function with .223/5.56 suppressed or unsuppressed. 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. The entire 5.56 Barrel is Phosphate coated for corrosion resistance and oil absorption. This chrome lined AR-15 barrel has also gone through rigorous quality control standards such as high pressure testing and magnetic particle inspection to ensure every barrel meets the standards that you expect. 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:
- 10.3” Government profile chambered in 5.56 NATO
- Carbine gas system with .073” port diameter
- .750” dimpled gas block shelf
- Made from 4150 CMV steel
- High Pressure Tested and Magnetic Particle Inspected
- Chrome lined bore with Phosphate outer finish
- 1:7 twist rate and 1/2x28 muzzle thread
- M4 feed ramps
Expo Arms offers top-quality MIL-SPEC AR-15 components at great 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.
Specifications
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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