Stainless Steel Tightbore (6.03mm Precision) Upgrade Barrel.
Perfect for tighter grouping, more accurate shooting & increases FPS for Higher Velocity.
590mm length, replacement of PSG-1 AEG or custom upgrade.
NOTE: You can always choose a longer Barrel if you have a extended outer barrel / silencer installed.
Length : 590mm
Built Material : Stainless Steel