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Customer Reviews
Helpful Positive Review It’s a criterion enough said by John pangia, Verified Owner, June 8, 2024
90 rounds since install . It took 5 founds to sight in at 50 yards after that I was stacking holes or about 1/2 Moa .
1/2 found this helpful
Helpful Positive Review one of the best barrels for the $ by jj, Verified Owner, April 14, 2024
Simply One of the best barrels on the market. Hard to find in stock a lot of the time. Plan on purchasing a few more “core” series barrels down the road for next builds.
1/1 found this helpful
Most Recent Reviews Criterion barrel by Maurice Miller II, Verified Owner, January 10, 2025
I ordered this barrel from another shop. They lied about having it in stock. After wauting almost a month I called Opticsplanet.com and received it in about two days! THSNK YOU!!!
Most Recent Reviews Criterion CORE 223 wyld barrel by Luke, Verified Owner, December 11, 2024
The finish is nice and looks well built. Can't speak for functionality yet. Hoping it shoots as good as it looks.
0/1 found this helpful
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Product Info for Criterion Barrels AR-15 Mid-Length Gas Core Threaded Barrel

Criterion's CORE Series barrels are designed with tactical shooters in mind. These barrels are built to address issues with weight distribution, balance, and handling of traditional profiles, while increasing performance through consistent harmonics and uniform heat dissipation.image

The CORE Series feature a modern, continuous taper profile that eliminates steps and harsh variations in diameter. The steel is redistributed where it is needed most: surrounding the chamber. Added weight over the chamber absorbs heat evenly during hard use and moves the balance of the rifle closer to the body for increased control. This is optimal for maintaining balance when used with modern accessories like Low Power Variable Optics (LPVOs), weapon-mounted lights, suppressors, clip-on night vision devices, and IR lasers; these components boost the capabilities of the rifle, but can hinder the shooters performance by increasing front-end weight. The front end of the CORE Series remains light and fast for better handling, balance, and speed.

The CORE Series helps you handle real-world applications by maintaining exceptional performance and rugged reliability during hard use. These barrels work for you wherever mobility is a priority and performance is essential.

Specifications for Criterion Barrels AR-15 Mid-Length Gas Core Threaded Barrel:

Manufacturer: Criterion Barrels
Color: Black
Finish: Chrome-Lined
Fabric/Material: CM-CrMoV
Caliber: .223 Wylde
Gas System Length: Mid Length
Threads per Inch: 1/2x28
Barrel Twist Rate: 1-8
Barrel Material: 4150 Chrome Moly Vanadium
Gun Make: AR Platform
Gun Model: AR-15
Gas Block Journal Size-Length: .625 in

Features of Criterion Barrels AR-15 Mid-Length Gas Core Threaded Barrel

  • Chrome-lined internally for superior barrel life and corrosion resistance. Our chrome-lining process is the most refined in the industry and will not degrade accuracy.
  • .223 Wylde chamber that is designed to safely and effectively fire both .223 Remington and 5.56 NATO ammunition
  • Honed and hand-lapped rifling for bore uniformity and a pristine internal finish aids in barrel cleaning and paramount for accuracy
  • Finely polished chambers for reliable extraction and feeding
  • Mid-length gas system compatible with AR15 gas tube system
  • Gas hole tuned for proper function with and without suppressor
  • 0.625in Gas Block, dimpled for ease of installation and solid lock-up
  • 1/228 TPI muzzle threads compatible with a wide range of muzzle devices and suppressors
  • Precision-machined barrel extension with M4 feed ramps

Package Contents:

  • Criterion Barrels AR-15 Mid-Length Gas Core Threaded Barrel

Criterion Barrels AR-15 Mid-Length Gas Core Threaded Barrel Orderable Models

List of Orderable Models

Criterion Barrels SBR Core Threaded Barrel, AR-15, .223 Wylde, 14.5in, CORE, Mid-Length, 1-8 Twist, 1/2x28 Thread, Chrome-Lined, Parkerized, 15140-CR8 , MPN: 15140-CR8 , Code: 2RR-ATB-GASCOR-15140-CR8
Criterion Barrels SBR Core Threaded Barrel, AR-15, .223 Wylde, 16in, CORE, Mid-Length, 1-8 Twist, 1/2x28 Thread, Chrome-Lined, Parkerized, 15160-CR8 , MPN: 15160-CR8 , Code: 2RR-ATB-GASCOR-15160-CR8
Criterion Barrels SBR Core Threaded Barrel, AR-15, .223 Wylde, 13.9in, CORE, Mid-Length, 1-8 Twist, 1/2x28 Thread, Chrome-Lined, Parkerized, 15130-CR8 , MPN: 15130-CR8 , Code: 2RR-ATB-GASCOR-15130-CR8
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