Deep Fire Stainless Steel 6.02mm Precision Barrel for Tokyo Marui M16A1 / A2 / VN / AUG (509mm) Capacity-(rds)_70 (3) Insert battery into the

(3) Insert battery into the case

why use a stock gas block when you could use something like this

FULL METAL FRAME

Length: 112

The weapon system consists of a 5

Deep Fire Stainless Steel 6.02mm Precision Barrel for Tokyo Marui M16A1 / A2 / VN / AUG (509mm) Capacity-(rds)_70 (3) Insert battery into theDeep Fire Stainless Steel 6. 02mm Precision Barrel for Tokyo Marui M16A1 A2 VN AUG (509mm) 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 Suitable for Tokyo Marui M16A1 A2 VN AUG AEG For custom upgrade user, you can choose a longer barrel