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Q
Overview
The Q Barrel is an 8-inch lightweight profile barrel designed specifically for the 8.6 Blackout caliber, featuring a 1:3 twist rate. This twist rate is optimized for stabilizing heavier projectiles, allowing for improved accuracy and performance in subsonic and supersonic applications. With its matte stainless finish, this barrel not only offers durability but also a sleek appearance, making it suitable for various builds, particularly those chambered in 300 Blackout.
Q Barrel, Light Profile, 8", 1:3 Twist, 8.6 Blackout, fits Q Fix, Matte Stainless Finish, Gray
Prices checked
Builders on GunPartPicker first added the Q Barrel, Light Profile, 8", 1:3 Twist, 8.6 Blackout, fits Q Fix, Matte Stainless Finish, Gray to a build in March 2026.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today 4 of the 5 retailers we track have it in stock. Prices barely moved in September 2026, holding around $515, so there haven't been real sales lately. Buying today, the lowest price is $515 at Optics Planet, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
We ranked every barrel by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Barrel Length & Brand Report →Check it against the live catalog:
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