Outer Barrels

Introducing the ALU Tube HPA Uppers - a new anodized style! We wanted to mix up our CRBN uppers in a crazy way - removing the carbon fiber entirely...

Features Heavy duty aluminum alloy construction Weather resistant matte finish One piece design 14mm negative threaded barrel, compatible with sta...

The LA Innovations 155mm Aluminum Outer Barrel, designed specifically for the LA Innovations upper. This is an optional add on that allows you to h...

The Monk outer barrels are build for super lightweight set-ups! This outer barrel is compatible with the M4 series.