Criterion Barrels SBR Core Threaded Barrel AR-15 .223 Wylde 20in 4150 CrMoV Barrel Rifle Length 1-8 Twist 1/2x28 Chrome-lined
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Criterion Barrels
Overview
The Criterion Barrels SBR Core Threaded Barrel is a 20-inch barrel designed for the .223 Wylde caliber, allowing for optimal performance with both .223 Remington and 5.56 NATO ammunition. Its rifle-length gas system promotes smoother cycling, while the 1:8 twist rate provides versatility in stabilizing a wide range of bullet weights, making it suitable for various shooting applications. This barrel is commonly found in precision builds where accuracy and reliability are paramount.
Specifications
Criterion Barrels SBR Core Threaded Barrel AR-15 .223 Wylde 20in 4150 CrMoV Barrel Rifle Length 1-8 Twist 1/2x28 Chrome-lined
Build history on GunPartPicker
Builders on GunPartPicker first added the Criterion Barrels SBR Core Threaded Barrel AR-15 .223 Wylde 20in 4150 CrMoV Barrel Rifle Length 1-8 Twist 1/2x28 Chrome-lined to a build in March 2026.
It was out of stock everywhere we track for all of August 2026, and today only Primary Arms has it in stock. Buying today, the lowest price is $313.49 at Primary Arms, which matches the best price we saw in August.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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