[Army Froce] Stainless Steel 6.01mm Precision Inner Barrel[For WA M4 GBB Series][494mm]
Description:

• Internal diameter 6.01mm built for precision shooting
• Suitable for Western Arms M4 GBB Rifle
• Eight precision rifling setting allows BB bullet to guide airflow of BB bullet in order to reduce the friction on muzzle end

Specification:

• Length: 494mm
• Inner Diameter: 6.01mm

Package Contents:

1. Outer Barrel x 1pc