AR-15 Barrels & Parts

Upgrade your rifle with precision-engineered AR-15 barrels built for accuracy, reliability, and performance. Whether you’re building from the ground up or swapping out an old barrel, we’ve got options to match your setup—ranging from 5.56 NATO and .223 Wylde to .300 Blackout and beyond. Shop top-tier brands trusted by serious shooters, with profiles including government, pencil, heavy, and fluted barrels in a variety of lengths and twist rates.

Each barrel in our collection is selected for quality materials and proven performance—whether you’re training at the range, building a duty rifle, or tuning a lightweight competition rig. From chrome-lined to stainless steel, cold hammer forged to nitrided, we’ve got the specs and coatings you’re looking for.

Browse our AR-15 barrel collection now to find the right length, caliber, and gas system for your next build. Better gear. Better results.