Proof Research AR-Style Barrel 6mm ARC

Description

Product Overview

The Proof Research AR-Style barrel chambered in 6mm ARC is engineered for high-pressure reliability, reduced erosion, and strong corrosion resistance. Built with a stainless steel liner under a carbon fiber exterior, it’s designed to deliver consistent performance on AR-platform builds with a 16in rifle length gas system and precision 1:7.50 twist rifling.

Key Features

• 16in rifle length gas system configuration for an AR-style build
• 6mm ARC chambering for modern performance in the ARC class
• 1:7.50 twist rate for stabilizing appropriate bullet weights
• Carbon fiber over stainless steel construction for durability and corrosion resistance
• 5/8-24 tpi muzzle threading for common muzzle devices and suppressor mounts

Upgrade your AR build with a Proof Research 6mm ARC barrel engineered for durability and precision—ideal for shooters who want consistent performance under demanding conditions.