Purpose-built for long-range precision and competition setups, the 18″ 6mm ARC Ironclad barrel maximizes muzzle velocity and trajectory stability. Equipped with a rifle-length gas system, it drastically delays unlocking to yield ultra-soft cycling and minimal sight picture disruption. Precision-machined to exact tolerances and protected by a full Nitride finish, it is the premier choice for DMR and precision match builds.

• Rifle-length Gas System for Minimal Felt Recoil and Extended Dwell Time
• Optimized for Heavy-for-caliber 6mm Match Projectiles
• QPQ Nitride Treatment Ensures Maximum Bore Lifespan and Weather Protection
• Precision Button-rifled Accuracy.

Specifications:
Caliber: 6mm ARC
Length: 18.0 Inches
Gas System: Rifle-Length
Finish: Black Nitride (QPQ Melonite)
Thread Pitch: 5/8×24 TPI
Gas Journal: .750″