PDI 6.01mm Precision Inner Barrel for Systmea PTW Series (509mm)

Internal diameter 6.01mm built for precision shooting
Genuine Products by PDI
Stainless Steel Tightbore Upgrade Barrel
Suitable for Systema PTW Series Airsoft Electric Gun AEG Rifle
Perfect for tighter grouping & more accurate shooting
Sharply increases FPS for Higher Velocity
Built for extra power and precision shooting
Choose this barrel to suit your AEG model
For custom upgrade user, you can choose a longer barrel

Length : 509mm
Inner Diameter : 6.01mm
Outer Diameter : 10mm
Tolerance : +-0.002mm

NOTE: You can always choose a longer Barrel if you have a extended Outer barrel installed