Deep Fire Stainless Steel 6.02mm Barrel for Marui M4/SR-16 AEG (363mm)

Deep Fire Stainless Steel 6.02mm Barrel for Marui M4/SR-16 AEG (363mm) Stainless Steel Tightbore Upgrade Barrel 6.02mm Precision Inner Airsoft Rifle Barrel Perfect for tighter grouping & more accurate shooting Increases FPS for Higher VelocityBuilt for extra power and precision shooting Choose this barrel to suit your AEG model For custom upgrade user, you can choose a longer barrel NOTE: You can always choose a longer Barrel if you have a extended Outer barrel installed