Criterion Barrels 18" HBAR Contour, Rifle Gas System, 223 Wylde
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Criterion Barrels
Overview
The Criterion Barrels 18" Hbar Contour barrel is designed for precision shooting, featuring a heavy profile that helps to minimize barrel whip and enhance accuracy. Its .223 Wylde chamber allows for compatibility with both .223 Remington and 5.56 NATO ammunition, making it a versatile choice for various shooting applications. The rifle-length gas system paired with a .750 gas block diameter ensures reliable cycling and optimal performance for your builds. This barrel is commonly found in builds that prioritize accuracy and versatility, especially those chambered in .223 Wylde.
Specifications
Criterion Barrels 18" HBAR Contour, Rifle Gas System, 223 Wylde
September 2026 on GunPartPicker
Criterion Barrels 18" HBAR Contour, Rifle Gas System, 223 Wylde ranked #41 of the 250 barrels builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #115 of the 821 barrels builders have added.
It was in stock most days in September 2026, and today 2 of the 3 retailers we track have it in stock. The best price drifted down from $313.49 to $283.99 over September 2026 without a real sale. Buying today, the lowest price is $283.99 at Ammunition Depot, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Frequently Built With
The part most often added in each category by the 6 builds that include this one
LANTAC Rifle Length Gas Tube - Nitride
Midwest Industries Quad Rail AR-15 Handguard - 15"
PSA AR-15 Bolt Carrier Group 5.56 Full-Auto Nitride MPI - 516446953
Breek Arms AR-15 Warhammer MOD2 Ambidextrous Charging Handle Black
Spike's Tactical AR-15 Lower - Forged Spartan - Stripped
Yankee Hill Machine .223 Rem/5.56 Flat Top Stripped Upper Receiver, Hardcoat Anodized Matte Black - 110
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with this product.
Builds Featuring This Part
See all 1 →Builds in the community that include the Criterion Barrels Inc 18" Hbar Contour, Rifle Gas System, 223 Wylde
| Build | Parts | Total |
|---|---|---|
 | 26 | $1842.84 |
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