AR-15/M16 Hybrid Rifle Barrels - 223 Rem. 18'''' Hybrid Rifle Length Chrome Bbl W/Headspace Bolt
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Criterion Barrels
Overview
The Criterion Barrels AR-15/M16 Hybrid Rifle Barrel is an 18-inch barrel designed for the .223 Remington caliber, featuring a rifle-length gas system. This configuration offers a balance of velocity and recoil management, making it ideal for precision shooting while maintaining reliable cycling in semi-automatic builds. You will often find this barrel in builds focused on accuracy and versatility, suitable for both competitive shooting and general-purpose use.
Specifications
AR-15/M16 Hybrid Rifle Barrels - 223 Rem. 18'''' Hybrid Rifle Length Chrome Bbl W/Headspace Bolt
Build history on GunPartPicker
Builders on GunPartPicker first added the Criterion Barrels AR-15/M16 Hybrid Rifle Barrels - 223 Rem. 18'''' Hybrid Rifle Length Chrome Bbl W/Headspace Bolt to a build in April 2026.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today the one retailer we track has it in stock. Prices barely moved in September 2026, holding around $390.99, so there haven't been real sales lately. Buying today, the lowest price is $390.99 at Brownells, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 36 retailers
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Frequently Built With
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Builds Featuring This Part
See all 1 →Builds in the community that include the Ar-15/M16 Hybrid Rifle Barrels - 223 Rem. 18'''' Hybrid Rifle Length Chrome Bbl W/Headspace Bolt
| Build | Parts | Total |
|---|---|---|
 | 24 | $2004.39 |
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