Blackout Defense AR-15 11.5" Barrel Mid-Length Button Rifled 416 SS
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Blackout Defense
Overview
The Blackout Defense AR-15 11.5" Barrel is designed for .223 Wylde, allowing you to safely shoot both .223 Remington and 5.56 NATO cartridges. With a mid-length gas system, this barrel delivers reliable cycling and reduced recoil, making it suitable for dynamic shooting scenarios. The 1:8 twist rate provides versatility in stabilizing a range of bullet weights, from lighter varmint rounds to heavier projectiles. This barrel is frequently found in builds that prioritize a mid-length gas system paired with the .223 Wylde caliber for enhanced performance.
Specifications
Build history on GunPartPicker
Builders on GunPartPicker first added the Blackout Defense AR-15 11.5" Barrel Mid-Length Button Rifled 416 SS to a build in February 2026.
It was out of stock everywhere we track for all of September 2026, and today the one retailer we track is out of stock. Listed prices start at $215 at Brownells for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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